{"id":33350,"date":"2021-07-19T09:12:03","date_gmt":"2021-07-19T07:12:03","guid":{"rendered":"https:\/\/gjkkadksm.preview.infomaniak.website\/?post_type=resume-foret-mail&#038;p=33350"},"modified":"2021-07-19T09:12:03","modified_gmt":"2021-07-19T07:12:03","slug":"dans-quelles-mesures-les-loups-changent-le-facies-des-ecosystemes","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/dans-quelles-mesures-les-loups-changent-le-facies-des-ecosystemes\/","title":{"rendered":"Dans quelles mesures les loups changent le faci\u00e8s des \u00e9cosyst\u00e8mes ?"},"content":{"rendered":"<p class=\"text-build-content\" data-testid=\"lwFg-xPLh3\">l a d\u00e9j\u00e0 \u00e9t\u00e9 montr\u00e9 que les loups peuvent avoir un impact consid\u00e9rable sur les \u00e9cosyst\u00e8mes via l\u2019effet des cascades trophiques (par exemple : \u00a0les loups qui chassent les \u00e9lans qui abroutissent les v\u00e9g\u00e9taux avec moins de vigueur parce qu\u2019ils sont plus m\u00e9fiants, le faci\u00e8s du territoire change). Cependant, cet effet ouvre le d\u00e9bat dans la communaut\u00e9 scientifique.<\/p>\n<p class=\"text-build-content\" data-testid=\"lwFg-xPLh3\">Des chercheurs am\u00e9ricains ont suivi l\u2019effet de la pr\u00e9dation des loups sur des castors (consid\u00e9r\u00e9s comme \u00ab ing\u00e9nieurs d\u2019\u00e9cosyst\u00e8mes \u00bb) et de facto la pr\u00e9sence de mares cr\u00e9\u00e9es par les constructions de ces derniers. Ils ne pensent pas que le nombre de castors ou le nombre de constructions a vari\u00e9 mais plut\u00f4t leur r\u00e9partition g\u00e9ographique. Il ne s\u2019agit pas ici de peur de la pr\u00e9dation mais simplement d\u2019abandon de la zone. Ils ont remarqu\u00e9 que lorsqu\u2019un loup tue un castor, son barrage n\u2019est pas recolonis\u00e9 et donc est d\u00e9truit par les \u00e9l\u00e9ments petit \u00e0 petit. Ils provoquent une migration des castors et de leurs constructions et donc un changement significatif des paysages \u00e0 une \u00e9chelle locale.<\/p>","protected":false},"excerpt":{"rendered":"<p>l a d\u00e9j\u00e0 \u00e9t\u00e9 montr\u00e9 que les loups peuvent avoir un impact consid\u00e9rable sur les \u00e9cosyst\u00e8mes via l\u2019effet des cascades trophiques (par exemple : \u00a0les loups qui chassent les \u00e9lans qui abroutissent les v\u00e9g\u00e9taux avec moins de vigueur parce qu\u2019ils sont plus m\u00e9fiants, le faci\u00e8s du territoire change). Cependant, cet effet ouvre le d\u00e9bat dans [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dans quelles mesures les loups changent le faci\u00e8s des \u00e9cosyst\u00e8mes ? - For\u00eat.Nature<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/foretnature.be\/en\/resume-foret-mail\/dans-quelles-mesures-les-loups-changent-le-facies-des-ecosystemes\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dans quelles mesures les loups changent le faci\u00e8s des \u00e9cosyst\u00e8mes ? - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"l a d\u00e9j\u00e0 \u00e9t\u00e9 montr\u00e9 que les loups peuvent avoir un impact consid\u00e9rable sur les \u00e9cosyst\u00e8mes via l\u2019effet des cascades trophiques (par exemple : \u00a0les loups qui chassent les \u00e9lans qui abroutissent les v\u00e9g\u00e9taux avec moins de vigueur parce qu\u2019ils sont plus m\u00e9fiants, le faci\u00e8s du territoire change). 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