Rat burrow with a chubby adult nutria, myocastor coypus at the entrance, scratching its itchy genital with its little claws, grooming and cleaning in the swampy environment, static close up shot

nutria coypu coypus beaver otter rodent rat adult wildlife scratch animal invasive den myocastor mouse fur species burrow habitat swamp wild mite swampy claw itch pest coipo bath infest mice groom drainage environment hole infectious invasion river water wet south america disease shore natural genital lake flea europe body clean