Infested single nutria, myocastor coypus, standing on the river shore, cleaning and scratching its itchy body with its little claws in a swampy environment at daytime

coypu nutria coypus beaver otter swampy swamp rodent wildlife marsh pond habitat species scratch animal bath itch invasive mite claw myocastor rat mouse environment drainage pest mice infectious water groom river wild shore infest invasion coipo lake stand native wet disease fur natural south america body single clean solo europe