Two nutrias, myocastor coypus with long tail, grooming and cleaning at the shore, scratching its itchy body, sniffing around on the ground and slowly walk into the water for a quick swim at daytime

coypu nutria wildlife beaver species bath marsh scratch habitat rodent swamp colony invasive claw otter burrow myocastor animal swim mite mouse sniff drainage wild rat water invasion environment wet pest infectious walk river south america natural hole breed den groom disease fur lake ground buenos aires park clean body europe flea