neotropical otter, lontra longicaudis, sitting on the rock river coast, rare animal in the nature habitat, rio negro, pantanal, br

amazon amazonas america animal ants branch brasiliensis brazil brown carnivore closeup coast colombia destination eating endangered fish forest giant habitat head jungle large longicaudis lontra madre mammal mustelidae national nature negro neotropical nobody one otter pantanal paraguay park peru portrait predator pteronura rain rainforest rare reserve rio river rock sitting south standing swimming the tropical uruguay virgin water weasel wildlife