{"id":5549,"date":"2026-03-02T17:48:53","date_gmt":"2026-03-02T16:48:53","guid":{"rendered":"https:\/\/laube.mobi\/?page_id=5549"},"modified":"2026-04-01T11:02:31","modified_gmt":"2026-04-01T09:02:31","slug":"plafo-camuflatge-traduccio","status":"publish","type":"page","link":"https:\/\/laube.mobi\/es\/plafo-camuflatge-traduccio\/","title":{"rendered":"Plaf\u00f3 (3) camuflatge &#8211; traducci\u00f3"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling fusion-no-small-visibility fusion-no-medium-visibility\" style=\"--awb-background-position:center top;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:170px;--awb-padding-right:0px;--awb-padding-bottom:132px;--awb-padding-left:0px;--awb-padding-top-small:60px;--awb-background-image:linear-gradient(222deg, var(--awb-color6) 0%,var(--awb-color4) 75%);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:calc( 1220px + 0px );margin-left: calc(-0px \/ 2 );margin-right: calc(-0px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_4_5 4_5 fusion-flex-column fusion-animated\" style=\"--awb-padding-bottom:34px;--awb-bg-size:cover;--awb-width-large:80%;--awb-margin-top-large:0px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0px;--awb-width-medium:80%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:0px;--awb-margin-bottom-small:70px;--awb-spacing-left-small:0px;\" data-animationtype=\"fadeInUp\" data-animationduration=\"1.3\" data-animationoffset=\"top-into-view\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-center fusion-title-rotating fusion-animate-once fusion-title-rollIn fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top:0px;--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:none;--fontSize:68;line-height:var(--awb-typography1-line-height);\"><span class=\"fusion-animated-text-prefix\"><\/span> <span class=\"fusion-animated-texts-wrapper\" style=\"color:var(--awb-color1);text-align: center;\" data-length=\"char\" data-mindisplaytime=\"2400\"><span class=\"fusion-animated-texts\"><span data-in-effect=\"rollIn\" class=\"fusion-animated-text\" data-in-sequence=\"true\" data-out-reverse=\"true\" data-out-effect=\"rollOut\">Quins animals passen desapercebuts<\/span><\/span><\/span> <span class=\"fusion-animated-text-postfix\"><\/span><\/h1><\/div><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-center fusion-title-rotating fusion-animate-once fusion-title-rollIn fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top:0px;--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:none;--fontSize:68;line-height:var(--awb-typography1-line-height);\"><span class=\"fusion-animated-text-prefix\"><\/span> <span class=\"fusion-animated-texts-wrapper\" style=\"color:var(--awb-color1);text-align: center;\" data-length=\"char\" data-mindisplaytime=\"2400\"><span class=\"fusion-animated-texts\"><span data-in-effect=\"rollIn\" class=\"fusion-animated-text\" data-in-sequence=\"true\" data-out-reverse=\"true\" data-out-effect=\"rollOut\">als espais fluvials?<\/span><\/span><\/span> <span class=\"fusion-animated-text-postfix\"><\/span><\/h1><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling fusion-no-large-visibility\" style=\"--awb-background-position:center top;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:170px;--awb-padding-right:0px;--awb-padding-bottom:132px;--awb-padding-left:0px;--awb-padding-top-medium:198px;--awb-padding-top-small:215px;--awb-padding-bottom-small:58px;--awb-background-image:linear-gradient(222deg, var(--awb-color6) 0%,var(--awb-color4) 75%);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:calc( 1220px + 0px );margin-left: calc(-0px \/ 2 );margin-right: calc(-0px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_4_5 4_5 fusion-flex-column fusion-flex-align-self-stretch fusion-animated\" style=\"--awb-padding-bottom:34px;--awb-padding-bottom-small:22px;--awb-bg-size:cover;--awb-width-large:80%;--awb-margin-top-large:0px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0px;--awb-width-medium:80%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:0px;--awb-margin-bottom-small:70px;--awb-spacing-left-small:0px;\" data-animationtype=\"fadeInUp\" data-animationduration=\"1.3\" data-animationoffset=\"top-into-view\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top:0px;--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:48px;\"><h1 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:none;font-size:1em;--fontSize:48;line-height:var(--awb-typography1-line-height);\"><p style=\"text-align: center;\"><span class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\">Quins animals passen desapercebuts als espais fluvials?<\/span><\/p><\/h1><\/div><\/div><\/div><\/div><\/div><div id=\"VeusRiu\" class=\"fusion-container-anchor\"><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling fusion-no-small-visibility fusion-no-medium-visibility\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:29px;--awb-padding-right:48px;--awb-padding-bottom:20px;--awb-padding-left:48px;--awb-background-color:var(--awb-color1);--awb-flex-wrap:wrap;\" ><div class=\"awb-background-mask\" style=\"background-image:  url(data:image\/svg+xml;utf8,%3Csvg%20width%3D%221920%22%20height%3D%22954%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cg%20clip-path%3D%22url%28%23prefix__clip0_58_68%29%22%20fill%3D%22rgba%2837%2C185%2C206%2C1%29%22%3E%3Ccircle%20cx%3D%221663.56%22%20cy%3D%22206.967%22%20r%3D%22349.995%22%20transform%3D%22rotate%28-45%201663.56%20206.967%29%22%2F%3E%3Cpath%20d%3D%22M1703.05%20674.96c-116.77%20154.952-336.57%20186.262-490.94%2069.933s-184.86-336.246-68.1-491.198l559.04%20421.265z%22%2F%3E%3Cpath%20d%3D%22M1280.32%20918.549c-124.14%2071.672-282.874%2029.138-354.546-95.001-71.672-124.14-29.139-282.876%2094.996-354.548l259.55%20449.549z%22%2F%3E%3C%2Fg%3E%3Cdefs%3E%3CclipPath%20id%3D%22prefix__clip0_58_68%22%3E%3Cpath%20fill%3D%22%23fff%22%20d%3D%22M0%200h1920v954H0z%22%2F%3E%3C%2FclipPath%3E%3C%2Fdefs%3E%3C%2Fsvg%3E);opacity: 0.14 ;transform: scale(-1, -1);mix-blend-mode:normal;\"><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1268.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-padding-bottom:12px;--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:0%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:0%;--awb-spacing-left-medium:0%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p style=\"text-align: center;\" data-start=\"91\" data-end=\"103\"><strong>CASTELLANO<\/strong><\/p>\n<p><strong>\u00bfQu\u00e9 animales pasan desapercibidos en los espacios fluviales? &#8211; Estrategias de supervivencia en el bosque de ribera.<\/strong><\/p>\n<p>Los entornos fluviales en las riberas del Ebro albergan una gran diversidad de fauna: aves acu\u00e1ticas y forestales, peces, anfibios, reptiles, invertebrados y peque\u00f1os mam\u00edferos que encuentran refugio, alimento y h\u00e1bitats favorables para su reproducci\u00f3n. En los ecosistemas de ribera, donde la vegetaci\u00f3n es densa, muchas especies han desarrollado adaptaciones evolutivas que les permiten pasar desapercibidas. El camuflaje y el mimetismo son dos de las estrategias m\u00e1s eficaces para garantizar la supervivencia. Son el resultado de la selecci\u00f3n natural: los individuos mejor adaptados al entorno tienen m\u00e1s probabilidades de sobrevivir y reproducirse, y transmitir estas caracter\u00edsticas a su descendencia.<\/p>\n<p>El <strong>camuflaje<\/strong> es la capacidad de un organismo de integrarse visualmente en su entorno mediante la coloraci\u00f3n, el patr\u00f3n corporal, la textura o el comportamiento. Al confundirse con la corteza, la hojarasca, el agua o las sombras, reduce el riesgo de depredaci\u00f3n y puede acercarse a las presas sin ser detectado. Esta adaptaci\u00f3n permite ahorrar energ\u00eda al evitar huidas constantes, protege fases vulnerables como huevos y cr\u00edas \u2014con coloraciones cr\u00edpticas\u2014 y facilita vivir en microh\u00e1bitats espec\u00edficos como troncos, suelo o vegetaci\u00f3n acu\u00e1tica sin alterar su comportamiento natural.<\/p>\n<p>El <strong>mimetismo<\/strong> es la estrategia por la cual una especie imita el aspecto, el comportamiento o las se\u00f1ales de otras especies o de elementos del medio, como hojas, ramas o piedras. Esta semejanza puede enga\u00f1ar a los depredadores, ya sea imitando formas inofensivas o especies t\u00f3xicas o peligrosas, y reducir los ataques cuando asocian una apariencia a una mala experiencia. As\u00ed, aumenta la supervivencia sin defensas f\u00edsicas costosas como venenos o espinas, refuerza la protecci\u00f3n en etapas vulnerables y permite especializarse en espacios concretos del bosque de ribera.<\/p>\n<p><strong>Chotacabras europeo (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; Ave nocturna de zonas abiertas y bordes de bosque. Descansa en el suelo, donde su plumaje gris y marr\u00f3n, con manchas irregulares, imita la hojarasca y las ramas secas. Permanece inm\u00f3vil hasta el \u00faltimo momento, confiando en un camuflaje extraordinario.<\/p>\n<p><strong>Gineta (<em>Genetta genetta<\/em>)<\/strong> &#8211; Mam\u00edfero carn\u00edvoro nocturno de bosques y riberas. Su pelaje gris con manchas oscuras y la cola anillada rompen su silueta entre sombras y matorrales. La actividad nocturna y los movimientos silenciosos refuerzan su camuflaje para cazar con discreci\u00f3n.<\/p>\n<p><strong>Insecto palo (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 Insecto alargado de vegetaci\u00f3n baja. Su cuerpo delgado, verde o marronoso, imita con gran precisi\u00f3n una ramita. A menudo permanece inm\u00f3vil, haci\u00e9ndose casi invisible para los depredadores.<\/p>\n<p><strong>Cigarra (<em>Cicada orni<\/em>)<\/strong> &#8211; Habitual en bosques de ribera en verano. Su cuerpo robusto y las alas transparentes con venaci\u00f3n marcada, junto con los tonos grises y marronosos, imitan la corteza de los \u00e1rboles. Cuando permanece inm\u00f3vil sobre un tronco, su camuflaje la hace dif\u00edcil de distinguir a pesar de su canto intenso.<\/p>\n<p><strong>Mart\u00edn pescador (<em>Alcedo atthis<\/em>)<\/strong> &#8211; Peque\u00f1a ave pescadora de vuelo r\u00e1pido, propia de r\u00edos limpios con taludes verticales donde nidifica. Su dorso azul met\u00e1lico se confunde con los reflejos del cielo y el agua, y el pecho anaranjado recuerda los tonos terrosos de las riberas. Esta combinaci\u00f3n de colores le permite acercarse a las presas y reducir el riesgo de ser detectado.<\/p>\n<p><strong>Torcecuello (<em>Jynx torquilla<\/em>)<\/strong> &#8211; Ave de la familia de los p\u00e1jaros carpinteros. Su plumaje ondulado en tonos grises y marrones imita la corteza rugosa cuando se adhiere al tronco. Ante el peligro, permanece inm\u00f3vil y, si es descubierto, gira el cuello imitando a una serpiente.<\/p>\n<p><strong>Gran pav\u00f3n nocturno (<em>Saturnia pyri<\/em>)<\/strong> &#8211; Una de las polillas nocturnas m\u00e1s grandes de Europa. Con las alas plegadas, su coloraci\u00f3n gris\u00e1cea y los dibujos irregulares se confunden con la corteza de los \u00e1rboles, haci\u00e9ndolo casi invisible. Cuando se siente amenazado, despliega repentinamente las alas y muestra grandes manchas en forma de ojos (ocelos) para intimidar a los depredadores.<\/p>\n<p><strong>Jabal\u00ed (<em>Sus scrofa<\/em>)<\/strong> &#8211; Las cr\u00edas nacen con rayas longitudinales claras que imitan los juegos de luz y sombra del bosque. Este patr\u00f3n rompe el contorno del cuerpo y dificulta su detecci\u00f3n. Ante el peligro, se inmovilizan entre la hojarasca o los matorrales.<\/p>\n<p><strong>Culebra viperina (<em>Natrix maura<\/em>)<\/strong> &#8211; Especie ligada a ambientes acu\u00e1ticos. Los tonos marronosos con dibujo en zigzag la camuflan entre barro, piedras y sombras. Cuando se siente amenazada, imita a una v\u00edbora aplanando la cabeza y bufando, aunque es inofensiva y prefiere huir.<\/p>\n<p><strong>Rana verde (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; Anfibio com\u00fan en r\u00edos y charcas. Los tonos verdes con manchas oscuras imitan algas y vegetaci\u00f3n acu\u00e1tica, y la l\u00ednea dorsal se confunde con los reflejos del agua. Ante el peligro, permanece quieta o semisumergida, con los ojos fuera.<\/p>\n<hr data-start=\"110\" data-end=\"113\" \/>\n<p style=\"text-align: center;\"><strong>FRAN\u00c7AIS<\/strong><\/p>\n<p><strong>Quels animaux passent inaper\u00e7us dans les milieux fluviaux ? &#8211; Strat\u00e9gies de survie en for\u00eat riveraine<\/strong><\/p>\n<p>Les milieux fluviaux des rives de l\u2019\u00c8bre abritent une grande diversit\u00e9 de faune : oiseaux aquatiques et forestiers, poissons, amphibiens, reptiles, invert\u00e9br\u00e9s et petits mammif\u00e8res qui y trouvent refuge, nourriture et habitats favorables \u00e0 leur reproduction. Dans les \u00e9cosyst\u00e8mes riverains, o\u00f9 la v\u00e9g\u00e9tation est dense, de nombreuses esp\u00e8ces ont d\u00e9velopp\u00e9 des adaptations \u00e9volutives leur permettant de passer inaper\u00e7ues. Le camouflage et le mim\u00e9tisme sont deux des strat\u00e9gies les plus efficaces pour assurer la survie. Ils sont le r\u00e9sultat de la s\u00e9lection naturelle : les individus les mieux adapt\u00e9s \u00e0 leur environnement ont plus de chances de survivre, de se reproduire et de transmettre ces caract\u00e9ristiques \u00e0 leur descendance.<\/p>\n<p>Le camouflage est la capacit\u00e9 d\u2019un organisme \u00e0 se fondre visuellement dans son environnement gr\u00e2ce \u00e0 sa coloration, son motif corporel, sa texture ou son comportement. En se confondant avec l\u2019\u00e9corce, la liti\u00e8re de feuilles, l\u2019eau ou les ombres, il r\u00e9duit le risque de pr\u00e9dation et permet de s\u2019approcher des proies sans \u00eatre d\u00e9tect\u00e9. Cette adaptation permet d\u2019\u00e9conomiser de l\u2019\u00e9nergie en \u00e9vitant des fuites constantes, prot\u00e8ge les phases vuln\u00e9rables comme les \u0153ufs et les petits \u2014gr\u00e2ce \u00e0 des colorations cryptiques\u2014 et facilite la vie dans des microhabitats sp\u00e9cifiques comme les troncs, le sol ou la v\u00e9g\u00e9tation aquatique sans modifier le comportement naturel.<\/p>\n<p>Le mim\u00e9tisme est la strat\u00e9gie par laquelle une esp\u00e8ce imite l\u2019apparence, le comportement ou les signaux d\u2019autres esp\u00e8ces ou d\u2019\u00e9l\u00e9ments de l\u2019environnement, comme des feuilles, des branches ou des pierres. Cette ressemblance peut tromper les pr\u00e9dateurs, en imitant soit des formes inoffensives, soit des esp\u00e8ces toxiques ou dangereuses, r\u00e9duisant ainsi les attaques. Elle augmente la survie sans n\u00e9cessiter de d\u00e9fenses co\u00fbteuses comme des poisons ou des \u00e9pines, renforce la protection dans les phases vuln\u00e9rables et permet une sp\u00e9cialisation dans des habitats sp\u00e9cifiques de la for\u00eat riveraine.<\/p>\n<p><strong>Engoulevent d\u2019Europe (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; Oiseau nocturne des zones ouvertes et des lisi\u00e8res foresti\u00e8res. Il se repose au sol, o\u00f9 son plumage gris et brun, tachet\u00e9, imite la liti\u00e8re de feuilles et les branches s\u00e8ches. Il reste immobile jusqu\u2019au dernier moment, comptant sur un camouflage exceptionnel.<\/p>\n<p><strong>Genette commune (<em>Genetta genetta<\/em>)<\/strong> &#8211; Mammif\u00e8re carnivore nocturne des for\u00eats et des rives. Son pelage gris tachet\u00e9 et sa queue annel\u00e9e brisent sa silhouette parmi les ombres et les buissons. Son activit\u00e9 nocturne et ses d\u00e9placements silencieux renforcent son camouflage pour chasser discr\u00e8tement.<\/p>\n<p><strong>Phasme (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 Insecte allong\u00e9 de la v\u00e9g\u00e9tation basse. Son corps fin, vert ou brun\u00e2tre, imite parfaitement une brindille. Il reste souvent immobile, devenant presque invisible pour les pr\u00e9dateurs.<\/p>\n<p><strong>Cigale (<em>Cicada orni<\/em>)<\/strong> &#8211; Commune dans les for\u00eats riveraines en \u00e9t\u00e9. Son corps robuste et ses ailes transparentes nervur\u00e9es, ainsi que ses tons gris et bruns, imitent l\u2019\u00e9corce des arbres. Lorsqu\u2019elle est immobile sur un tronc, elle est difficile \u00e0 distinguer malgr\u00e9 son chant intense.<\/p>\n<p><strong>Martin-p\u00eacheur d\u2019Europe (<em>Alcedo atthis<\/em>)<\/strong> &#8211; Petit oiseau p\u00eacheur au vol rapide, typique des rivi\u00e8res propres avec des berges verticales o\u00f9 il niche. Son dos bleu m\u00e9tallique se confond avec les reflets du ciel et de l\u2019eau, et sa poitrine orang\u00e9e rappelle les tons terreux des berges. Cette combinaison de couleurs lui permet de s\u2019approcher des proies sans \u00eatre d\u00e9tect\u00e9.<\/p>\n<p><strong>Torcol fourmilier (<em>Jynx torquilla<\/em>)<\/strong> &#8211; Oiseau de la famille des pics. Son plumage ondul\u00e9 gris et brun imite l\u2019\u00e9corce rugueuse lorsqu\u2019il s\u2019accroche au tronc. Face au danger, il reste immobile et, s\u2019il est d\u00e9couvert, tord le cou en imitant un serpent.<\/p>\n<p><strong>Grand paon de nuit (<em>Saturnia pyri<\/em>)<\/strong> &#8211; L\u2019un des plus grands papillons nocturnes d\u2019Europe. Ailes repli\u00e9es, sa coloration gris\u00e2tre et ses motifs irr\u00e9guliers se confondent avec l\u2019\u00e9corce des arbres. Lorsqu\u2019il est menac\u00e9, il d\u00e9ploie soudain ses ailes, r\u00e9v\u00e9lant de grandes taches en forme d\u2019yeux pour effrayer les pr\u00e9dateurs.<\/p>\n<p><strong>Sanglier (<em>Sus scrofa<\/em>)<\/strong> &#8211; Les petits naissent avec des rayures longitudinales claires qui imitent les jeux de lumi\u00e8re et d\u2019ombre de la for\u00eat. Ce motif brise le contour du corps et rend leur d\u00e9tection difficile. En cas de danger, ils restent immobiles dans la liti\u00e8re ou les buissons.<\/p>\n<p><strong>Couleuvre vip\u00e9rine (<em>Natrix maura<\/em>)<\/strong> &#8211; Esp\u00e8ce li\u00e9e aux milieux aquatiques. Ses tons brun\u00e2tres avec un motif en zigzag la camouflent parmi la boue, les pierres et les ombres. Lorsqu\u2019elle est menac\u00e9e, elle imite une vip\u00e8re en aplatissant la t\u00eate et en sifflant, bien qu\u2019elle soit inoffensive et pr\u00e9f\u00e8re fuir.<\/p>\n<p><strong>Grenouille verte (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; Amphibien commun des rivi\u00e8res et des \u00e9tangs. Ses tons verts avec des taches sombres imitent les algues et la v\u00e9g\u00e9tation aquatique, et la ligne dorsale se confond avec les reflets de l\u2019eau. En cas de danger, elle reste immobile ou partiellement immerg\u00e9e, seuls les yeux visibles.<\/p>\n<hr data-start=\"5665\" data-end=\"5668\" \/>\n<p style=\"text-align: center;\" data-start=\"5670\" data-end=\"5679\"><strong>ENGLISH<\/strong><\/p>\n<p><strong>Which animals go unnoticed in river environments? &#8211; Survival strategies in riparian forests<\/strong><\/p>\n<p>Riverbank environments along the Ebro host a great diversity of fauna: aquatic and forest birds, fish, amphibians, reptiles, invertebrates, and small mammals that find shelter, food, and suitable habitats for reproduction. In riparian ecosystems, where vegetation is dense, many species have developed evolutionary adaptations that allow them to go unnoticed. Camouflage and mimicry are two of the most effective strategies for survival. They are the result of natural selection: individuals better adapted to their environment are more likely to survive, reproduce, and pass on these traits to their offspring.<\/p>\n<p>Camouflage is the ability of an organism to visually blend into its environment through coloration, body pattern, texture, or behavior. By blending with bark, leaf litter, water, or shadows, it reduces the risk of predation and allows it to approach prey undetected. This adaptation helps save energy by avoiding constant escape, protects vulnerable stages such as eggs and young \u2014with cryptic coloration\u2014 and allows species to live in specific microhabitats such as trunks, soil, or aquatic vegetation without altering their natural behavior.<\/p>\n<p>Mimicry is the strategy by which a species imitates the appearance, behavior, or signals of other species or elements of the environment, such as leaves, branches, or stones. This resemblance can deceive predators, either by imitating harmless forms or toxic or dangerous species, reducing attacks when predators associate a certain appearance with a negative experience. It increases survival without costly physical defenses like venom or spines, reinforces protection in vulnerable stages, and allows specialization in specific riparian habitats.<\/p>\n<p><strong>European nightjar (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; A nocturnal bird of open areas and forest edges. It rests on the ground, where its grey and brown plumage with irregular spots mimics leaf litter and dry branches. It remains motionless until the last moment, relying on extraordinary camouflage.<\/p>\n<p><strong>Common genet (<em>Genetta genetta<\/em>)<\/strong> &#8211; A nocturnal carnivorous mammal of forests and riverbanks. Its grey fur with dark spots and ringed tail break up its silhouette among shadows and bushes. Nocturnal activity and silent movement enhance its camouflage for discreet hunting.<\/p>\n<p><strong>Stick insect (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 An elongated insect of low vegetation. Its thin, green or brownish body closely resembles a twig. It often remains motionless, becoming almost invisible to predators.<\/p>\n<p><strong>Cicada (<em>Cicada orni<\/em>)<\/strong> &#8211; Common in riparian forests during summer. Its robust body and transparent wings with marked veins, along with grey and brown tones, mimic tree bark. When motionless on a trunk, it is hard to distinguish despite its loud song.<\/p>\n<p><strong>Common kingfisher (<em>Alcedo atthis<\/em>)<\/strong> &#8211; A small, fast-flying fishing bird typical of clean rivers with vertical banks where it nests. Its metallic blue back blends with reflections of the sky and water, while its orange chest resembles earthy riverbank tones. This color combination helps it approach prey and reduce detection risk.<\/p>\n<p><strong>Eurasian wryneck (<em>Jynx torquilla<\/em>)<\/strong> &#8211; A bird of the woodpecker family. Its wavy grey and brown plumage mimics rough bark when clinging to tree trunks. When threatened, it remains still, and if discovered, twists its neck like a snake.<\/p>\n<p><strong>Giant peacock moth (<em>Saturnia pyri<\/em>)<\/strong> &#8211; One of the largest nocturnal moths in Europe. With wings folded, its greyish coloration and irregular patterns blend with tree bark, making it almost invisible. When threatened, it suddenly spreads its wings, revealing large eye-like spots (ocelli) to scare predators.<\/p>\n<p><strong>Wild boar (<em>Sus scrofa<\/em>)<\/strong> &#8211; Piglets are born with light longitudinal stripes that mimic patterns of light and shadow in the forest. This pattern breaks up their body outline and makes detection difficult. When threatened, they remain still among leaf litter or bushes.<\/p>\n<p><strong>Viperine snake (<em>Natrix maura<\/em>)<\/strong> &#8211; A species linked to aquatic environments. Its brownish tones with a zigzag pattern provide camouflage among mud, stones, and shadows. When threatened, it mimics a viper by flattening its head and hissing, although it is harmless and prefers to flee.<\/p>\n<p><strong>Perez\u2019s frog (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; A common amphibian in rivers and ponds. Its green tones with dark spots mimic algae and aquatic vegetation, and the dorsal line blends with water reflections. When threatened, it remains still or partially submerged, with only its eyes visible.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_1 1_1 fusion-flex-column fusion-flex-align-self-stretch\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:0%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:0%;--awb-spacing-left-medium:0%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-padding-right:20px;--awb-padding-left:20px;--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:0%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:0%;--awb-spacing-left-medium:0%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><\/div><\/div><\/div><div id=\"VeusRiu\" class=\"fusion-container-anchor\"><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container has-pattern-background has-mask-background hundred-percent-fullwidth non-hundred-percent-height-scrolling fusion-no-medium-visibility fusion-no-large-visibility\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:29px;--awb-padding-right:166px;--awb-padding-bottom:20px;--awb-padding-left:166px;--awb-padding-right-medium:30px;--awb-padding-left-medium:31px;--awb-padding-bottom-small:0px;--awb-background-color:var(--awb-color1);--awb-flex-wrap:wrap;\" ><div class=\"awb-background-mask\" style=\"background-image:  url(data:image\/svg+xml;utf8,%3Csvg%20width%3D%221920%22%20height%3D%22954%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cg%20clip-path%3D%22url%28%23prefix__clip0_58_68%29%22%20fill%3D%22rgba%2837%2C185%2C206%2C1%29%22%3E%3Ccircle%20cx%3D%221663.56%22%20cy%3D%22206.967%22%20r%3D%22349.995%22%20transform%3D%22rotate%28-45%201663.56%20206.967%29%22%2F%3E%3Cpath%20d%3D%22M1703.05%20674.96c-116.77%20154.952-336.57%20186.262-490.94%2069.933s-184.86-336.246-68.1-491.198l559.04%20421.265z%22%2F%3E%3Cpath%20d%3D%22M1280.32%20918.549c-124.14%2071.672-282.874%2029.138-354.546-95.001-71.672-124.14-29.139-282.876%2094.996-354.548l259.55%20449.549z%22%2F%3E%3C%2Fg%3E%3Cdefs%3E%3CclipPath%20id%3D%22prefix__clip0_58_68%22%3E%3Cpath%20fill%3D%22%23fff%22%20d%3D%22M0%200h1920v954H0z%22%2F%3E%3C%2FclipPath%3E%3C%2Fdefs%3E%3C%2Fsvg%3E);opacity: 0.14 ;transform: scale(-1, -1);mix-blend-mode:normal;\"><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right:48px;--awb-padding-bottom:12px;--awb-padding-left:48px;--awb-padding-bottom-medium:0px;--awb-padding-right-small:0px;--awb-padding-left-small:0px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\"><p style=\"text-align: center;\" data-start=\"91\" data-end=\"103\"><strong>CASTELLANO<\/strong><\/p>\n<p><strong>\u00bfQu\u00e9 animales pasan desapercibidos en los espacios fluviales? &#8211; Estrategias de supervivencia en el bosque de ribera.<\/strong><\/p>\n<p>Los entornos fluviales en las riberas del Ebro albergan una gran diversidad de fauna: aves acu\u00e1ticas y forestales, peces, anfibios, reptiles, invertebrados y peque\u00f1os mam\u00edferos que encuentran refugio, alimento y h\u00e1bitats favorables para su reproducci\u00f3n. En los ecosistemas de ribera, donde la vegetaci\u00f3n es densa, muchas especies han desarrollado adaptaciones evolutivas que les permiten pasar desapercibidas. El camuflaje y el mimetismo son dos de las estrategias m\u00e1s eficaces para garantizar la supervivencia. Son el resultado de la selecci\u00f3n natural: los individuos mejor adaptados al entorno tienen m\u00e1s probabilidades de sobrevivir y reproducirse, y transmitir estas caracter\u00edsticas a su descendencia.<\/p>\n<p>El <strong>camuflaje<\/strong> es la capacidad de un organismo de integrarse visualmente en su entorno mediante la coloraci\u00f3n, el patr\u00f3n corporal, la textura o el comportamiento. Al confundirse con la corteza, la hojarasca, el agua o las sombras, reduce el riesgo de depredaci\u00f3n y puede acercarse a las presas sin ser detectado. Esta adaptaci\u00f3n permite ahorrar energ\u00eda al evitar huidas constantes, protege fases vulnerables como huevos y cr\u00edas \u2014con coloraciones cr\u00edpticas\u2014 y facilita vivir en microh\u00e1bitats espec\u00edficos como troncos, suelo o vegetaci\u00f3n acu\u00e1tica sin alterar su comportamiento natural.<\/p>\n<p>El <strong>mimetismo<\/strong> es la estrategia por la cual una especie imita el aspecto, el comportamiento o las se\u00f1ales de otras especies o de elementos del medio, como hojas, ramas o piedras. Esta semejanza puede enga\u00f1ar a los depredadores, ya sea imitando formas inofensivas o especies t\u00f3xicas o peligrosas, y reducir los ataques cuando asocian una apariencia a una mala experiencia. As\u00ed, aumenta la supervivencia sin defensas f\u00edsicas costosas como venenos o espinas, refuerza la protecci\u00f3n en etapas vulnerables y permite especializarse en espacios concretos del bosque de ribera.<\/p>\n<p><strong>Chotacabras europeo (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; Ave nocturna de zonas abiertas y bordes de bosque. Descansa en el suelo, donde su plumaje gris y marr\u00f3n, con manchas irregulares, imita la hojarasca y las ramas secas. Permanece inm\u00f3vil hasta el \u00faltimo momento, confiando en un camuflaje extraordinario.<\/p>\n<p><strong>Gineta (<em>Genetta genetta<\/em>)<\/strong> &#8211; Mam\u00edfero carn\u00edvoro nocturno de bosques y riberas. Su pelaje gris con manchas oscuras y la cola anillada rompen su silueta entre sombras y matorrales. La actividad nocturna y los movimientos silenciosos refuerzan su camuflaje para cazar con discreci\u00f3n.<\/p>\n<p><strong>Insecto palo (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 Insecto alargado de vegetaci\u00f3n baja. Su cuerpo delgado, verde o marronoso, imita con gran precisi\u00f3n una ramita. A menudo permanece inm\u00f3vil, haci\u00e9ndose casi invisible para los depredadores.<\/p>\n<p><strong>Cigarra (<em>Cicada orni<\/em>)<\/strong> &#8211; Habitual en bosques de ribera en verano. Su cuerpo robusto y las alas transparentes con venaci\u00f3n marcada, junto con los tonos grises y marronosos, imitan la corteza de los \u00e1rboles. Cuando permanece inm\u00f3vil sobre un tronco, su camuflaje la hace dif\u00edcil de distinguir a pesar de su canto intenso.<\/p>\n<p><strong>Mart\u00edn pescador (<em>Alcedo atthis<\/em>)<\/strong> &#8211; Peque\u00f1a ave pescadora de vuelo r\u00e1pido, propia de r\u00edos limpios con taludes verticales donde nidifica. Su dorso azul met\u00e1lico se confunde con los reflejos del cielo y el agua, y el pecho anaranjado recuerda los tonos terrosos de las riberas. Esta combinaci\u00f3n de colores le permite acercarse a las presas y reducir el riesgo de ser detectado.<\/p>\n<p><strong>Torcecuello (<em>Jynx torquilla<\/em>)<\/strong> &#8211; Ave de la familia de los p\u00e1jaros carpinteros. Su plumaje ondulado en tonos grises y marrones imita la corteza rugosa cuando se adhiere al tronco. Ante el peligro, permanece inm\u00f3vil y, si es descubierto, gira el cuello imitando a una serpiente.<\/p>\n<p><strong>Gran pav\u00f3n nocturno (<em>Saturnia pyri<\/em>)<\/strong> &#8211; Una de las polillas nocturnas m\u00e1s grandes de Europa. Con las alas plegadas, su coloraci\u00f3n gris\u00e1cea y los dibujos irregulares se confunden con la corteza de los \u00e1rboles, haci\u00e9ndolo casi invisible. Cuando se siente amenazado, despliega repentinamente las alas y muestra grandes manchas en forma de ojos (ocelos) para intimidar a los depredadores.<\/p>\n<p><strong>Jabal\u00ed (<em>Sus scrofa<\/em>)<\/strong> &#8211; Las cr\u00edas nacen con rayas longitudinales claras que imitan los juegos de luz y sombra del bosque. Este patr\u00f3n rompe el contorno del cuerpo y dificulta su detecci\u00f3n. Ante el peligro, se inmovilizan entre la hojarasca o los matorrales.<\/p>\n<p><strong>Culebra viperina (<em>Natrix maura<\/em>)<\/strong> &#8211; Especie ligada a ambientes acu\u00e1ticos. Los tonos marronosos con dibujo en zigzag la camuflan entre barro, piedras y sombras. Cuando se siente amenazada, imita a una v\u00edbora aplanando la cabeza y bufando, aunque es inofensiva y prefiere huir.<\/p>\n<p><strong>Rana verde (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; Anfibio com\u00fan en r\u00edos y charcas. Los tonos verdes con manchas oscuras imitan algas y vegetaci\u00f3n acu\u00e1tica, y la l\u00ednea dorsal se confunde con los reflejos del agua. Ante el peligro, permanece quieta o semisumergida, con los ojos fuera.<\/p>\n<hr data-start=\"110\" data-end=\"113\" \/>\n<p style=\"text-align: center;\"><strong>FRAN\u00c7AIS<\/strong><\/p>\n<p><strong>Quels animaux passent inaper\u00e7us dans les milieux fluviaux ? &#8211; Strat\u00e9gies de survie en for\u00eat riveraine<\/strong><\/p>\n<p>Les milieux fluviaux des rives de l\u2019\u00c8bre abritent une grande diversit\u00e9 de faune : oiseaux aquatiques et forestiers, poissons, amphibiens, reptiles, invert\u00e9br\u00e9s et petits mammif\u00e8res qui y trouvent refuge, nourriture et habitats favorables \u00e0 leur reproduction. Dans les \u00e9cosyst\u00e8mes riverains, o\u00f9 la v\u00e9g\u00e9tation est dense, de nombreuses esp\u00e8ces ont d\u00e9velopp\u00e9 des adaptations \u00e9volutives leur permettant de passer inaper\u00e7ues. Le camouflage et le mim\u00e9tisme sont deux des strat\u00e9gies les plus efficaces pour assurer la survie. Ils sont le r\u00e9sultat de la s\u00e9lection naturelle : les individus les mieux adapt\u00e9s \u00e0 leur environnement ont plus de chances de survivre, de se reproduire et de transmettre ces caract\u00e9ristiques \u00e0 leur descendance.<\/p>\n<p>Le camouflage est la capacit\u00e9 d\u2019un organisme \u00e0 se fondre visuellement dans son environnement gr\u00e2ce \u00e0 sa coloration, son motif corporel, sa texture ou son comportement. En se confondant avec l\u2019\u00e9corce, la liti\u00e8re de feuilles, l\u2019eau ou les ombres, il r\u00e9duit le risque de pr\u00e9dation et permet de s\u2019approcher des proies sans \u00eatre d\u00e9tect\u00e9. Cette adaptation permet d\u2019\u00e9conomiser de l\u2019\u00e9nergie en \u00e9vitant des fuites constantes, prot\u00e8ge les phases vuln\u00e9rables comme les \u0153ufs et les petits \u2014gr\u00e2ce \u00e0 des colorations cryptiques\u2014 et facilite la vie dans des microhabitats sp\u00e9cifiques comme les troncs, le sol ou la v\u00e9g\u00e9tation aquatique sans modifier le comportement naturel.<\/p>\n<p>Le mim\u00e9tisme est la strat\u00e9gie par laquelle une esp\u00e8ce imite l\u2019apparence, le comportement ou les signaux d\u2019autres esp\u00e8ces ou d\u2019\u00e9l\u00e9ments de l\u2019environnement, comme des feuilles, des branches ou des pierres. Cette ressemblance peut tromper les pr\u00e9dateurs, en imitant soit des formes inoffensives, soit des esp\u00e8ces toxiques ou dangereuses, r\u00e9duisant ainsi les attaques. Elle augmente la survie sans n\u00e9cessiter de d\u00e9fenses co\u00fbteuses comme des poisons ou des \u00e9pines, renforce la protection dans les phases vuln\u00e9rables et permet une sp\u00e9cialisation dans des habitats sp\u00e9cifiques de la for\u00eat riveraine.<\/p>\n<p><strong>Engoulevent d\u2019Europe (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; Oiseau nocturne des zones ouvertes et des lisi\u00e8res foresti\u00e8res. Il se repose au sol, o\u00f9 son plumage gris et brun, tachet\u00e9, imite la liti\u00e8re de feuilles et les branches s\u00e8ches. Il reste immobile jusqu\u2019au dernier moment, comptant sur un camouflage exceptionnel.<\/p>\n<p><strong>Genette commune (<em>Genetta genetta<\/em>)<\/strong> &#8211; Mammif\u00e8re carnivore nocturne des for\u00eats et des rives. Son pelage gris tachet\u00e9 et sa queue annel\u00e9e brisent sa silhouette parmi les ombres et les buissons. Son activit\u00e9 nocturne et ses d\u00e9placements silencieux renforcent son camouflage pour chasser discr\u00e8tement.<\/p>\n<p><strong>Phasme (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 Insecte allong\u00e9 de la v\u00e9g\u00e9tation basse. Son corps fin, vert ou brun\u00e2tre, imite parfaitement une brindille. Il reste souvent immobile, devenant presque invisible pour les pr\u00e9dateurs.<\/p>\n<p><strong>Cigale (<em>Cicada orni<\/em>)<\/strong> &#8211; Commune dans les for\u00eats riveraines en \u00e9t\u00e9. Son corps robuste et ses ailes transparentes nervur\u00e9es, ainsi que ses tons gris et bruns, imitent l\u2019\u00e9corce des arbres. Lorsqu\u2019elle est immobile sur un tronc, elle est difficile \u00e0 distinguer malgr\u00e9 son chant intense.<\/p>\n<p><strong>Martin-p\u00eacheur d\u2019Europe (<em>Alcedo atthis<\/em>)<\/strong> &#8211; Petit oiseau p\u00eacheur au vol rapide, typique des rivi\u00e8res propres avec des berges verticales o\u00f9 il niche. Son dos bleu m\u00e9tallique se confond avec les reflets du ciel et de l\u2019eau, et sa poitrine orang\u00e9e rappelle les tons terreux des berges. Cette combinaison de couleurs lui permet de s\u2019approcher des proies sans \u00eatre d\u00e9tect\u00e9.<\/p>\n<p><strong>Torcol fourmilier (<em>Jynx torquilla<\/em>)<\/strong> &#8211; Oiseau de la famille des pics. Son plumage ondul\u00e9 gris et brun imite l\u2019\u00e9corce rugueuse lorsqu\u2019il s\u2019accroche au tronc. Face au danger, il reste immobile et, s\u2019il est d\u00e9couvert, tord le cou en imitant un serpent.<\/p>\n<p><strong>Grand paon de nuit (<em>Saturnia pyri<\/em>)<\/strong> &#8211; L\u2019un des plus grands papillons nocturnes d\u2019Europe. Ailes repli\u00e9es, sa coloration gris\u00e2tre et ses motifs irr\u00e9guliers se confondent avec l\u2019\u00e9corce des arbres. Lorsqu\u2019il est menac\u00e9, il d\u00e9ploie soudain ses ailes, r\u00e9v\u00e9lant de grandes taches en forme d\u2019yeux pour effrayer les pr\u00e9dateurs.<\/p>\n<p><strong>Sanglier (<em>Sus scrofa<\/em>)<\/strong> &#8211; Les petits naissent avec des rayures longitudinales claires qui imitent les jeux de lumi\u00e8re et d\u2019ombre de la for\u00eat. Ce motif brise le contour du corps et rend leur d\u00e9tection difficile. En cas de danger, ils restent immobiles dans la liti\u00e8re ou les buissons.<\/p>\n<p><strong>Couleuvre vip\u00e9rine (<em>Natrix maura<\/em>)<\/strong> &#8211; Esp\u00e8ce li\u00e9e aux milieux aquatiques. Ses tons brun\u00e2tres avec un motif en zigzag la camouflent parmi la boue, les pierres et les ombres. Lorsqu\u2019elle est menac\u00e9e, elle imite une vip\u00e8re en aplatissant la t\u00eate et en sifflant, bien qu\u2019elle soit inoffensive et pr\u00e9f\u00e8re fuir.<\/p>\n<p><strong>Grenouille verte (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; Amphibien commun des rivi\u00e8res et des \u00e9tangs. Ses tons verts avec des taches sombres imitent les algues et la v\u00e9g\u00e9tation aquatique, et la ligne dorsale se confond avec les reflets de l\u2019eau. En cas de danger, elle reste immobile ou partiellement immerg\u00e9e, seuls les yeux visibles.<\/p>\n<hr data-start=\"5665\" data-end=\"5668\" \/>\n<p style=\"text-align: center;\" data-start=\"5670\" data-end=\"5679\"><strong>ENGLISH<\/strong><\/p>\n<p><strong>Which animals go unnoticed in river environments? &#8211; Survival strategies in riparian forests<\/strong><\/p>\n<p>Riverbank environments along the Ebro host a great diversity of fauna: aquatic and forest birds, fish, amphibians, reptiles, invertebrates, and small mammals that find shelter, food, and suitable habitats for reproduction. In riparian ecosystems, where vegetation is dense, many species have developed evolutionary adaptations that allow them to go unnoticed. Camouflage and mimicry are two of the most effective strategies for survival. They are the result of natural selection: individuals better adapted to their environment are more likely to survive, reproduce, and pass on these traits to their offspring.<\/p>\n<p>Camouflage is the ability of an organism to visually blend into its environment through coloration, body pattern, texture, or behavior. By blending with bark, leaf litter, water, or shadows, it reduces the risk of predation and allows it to approach prey undetected. This adaptation helps save energy by avoiding constant escape, protects vulnerable stages such as eggs and young \u2014with cryptic coloration\u2014 and allows species to live in specific microhabitats such as trunks, soil, or aquatic vegetation without altering their natural behavior.<\/p>\n<p>Mimicry is the strategy by which a species imitates the appearance, behavior, or signals of other species or elements of the environment, such as leaves, branches, or stones. This resemblance can deceive predators, either by imitating harmless forms or toxic or dangerous species, reducing attacks when predators associate a certain appearance with a negative experience. It increases survival without costly physical defenses like venom or spines, reinforces protection in vulnerable stages, and allows specialization in specific riparian habitats.<\/p>\n<p><strong>European nightjar (<em>Caprimulgus europaeus<\/em>)<\/strong> &#8211; A nocturnal bird of open areas and forest edges. It rests on the ground, where its grey and brown plumage with irregular spots mimics leaf litter and dry branches. It remains motionless until the last moment, relying on extraordinary camouflage.<\/p>\n<p><strong>Common genet (<em>Genetta genetta<\/em>)<\/strong> &#8211; A nocturnal carnivorous mammal of forests and riverbanks. Its grey fur with dark spots and ringed tail break up its silhouette among shadows and bushes. Nocturnal activity and silent movement enhance its camouflage for discreet hunting.<\/p>\n<p><strong>Stick insect (<em>Clonopsis gallica<\/em>)<\/strong> \u2013 An elongated insect of low vegetation. Its thin, green or brownish body closely resembles a twig. It often remains motionless, becoming almost invisible to predators.<\/p>\n<p><strong>Cicada (<em>Cicada orni<\/em>)<\/strong> &#8211; Common in riparian forests during summer. Its robust body and transparent wings with marked veins, along with grey and brown tones, mimic tree bark. When motionless on a trunk, it is hard to distinguish despite its loud song.<\/p>\n<p><strong>Common kingfisher (<em>Alcedo atthis<\/em>)<\/strong> &#8211; A small, fast-flying fishing bird typical of clean rivers with vertical banks where it nests. Its metallic blue back blends with reflections of the sky and water, while its orange chest resembles earthy riverbank tones. This color combination helps it approach prey and reduce detection risk.<\/p>\n<p><strong>Eurasian wryneck (<em>Jynx torquilla<\/em>)<\/strong> &#8211; A bird of the woodpecker family. Its wavy grey and brown plumage mimics rough bark when clinging to tree trunks. When threatened, it remains still, and if discovered, twists its neck like a snake.<\/p>\n<p><strong>Giant peacock moth (<em>Saturnia pyri<\/em>)<\/strong> &#8211; One of the largest nocturnal moths in Europe. With wings folded, its greyish coloration and irregular patterns blend with tree bark, making it almost invisible. When threatened, it suddenly spreads its wings, revealing large eye-like spots (ocelli) to scare predators.<\/p>\n<p><strong>Wild boar (<em>Sus scrofa<\/em>)<\/strong> &#8211; Piglets are born with light longitudinal stripes that mimic patterns of light and shadow in the forest. This pattern breaks up their body outline and makes detection difficult. When threatened, they remain still among leaf litter or bushes.<\/p>\n<p><strong>Viperine snake (<em>Natrix maura<\/em>)<\/strong> &#8211; A species linked to aquatic environments. Its brownish tones with a zigzag pattern provide camouflage among mud, stones, and shadows. When threatened, it mimics a viper by flattening its head and hissing, although it is harmless and prefers to flee.<\/p>\n<p><strong>Perez\u2019s frog (<em>Pelophylax perezi<\/em>)<\/strong> &#8211; A common amphibian in rivers and ponds. Its green tones with dark spots mimic algae and aquatic vegetation, and the dorsal line blends with water reflections. When threatened, it remains still or partially submerged, with only its eyes visible.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_3_5 3_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:60%;--awb-margin-top-large:0px;--awb-spacing-right-large:0%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:0%;--awb-spacing-left-medium:0%;--awb-width-small:100%;--awb-order-small:2;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right:24px;--awb-padding-left:24px;--awb-padding-right-small:0px;--awb-padding-left-small:0px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:1;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><\/div><\/div><\/div><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-5549","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Plaf\u00f3 (3) camuflatge - traducci\u00f3 - L&#039;Aube<\/title>\n<meta name=\"description\" content=\"El projecte \u201cLes veus del riu. 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