Otters are carnivorous mammals in the Lutrinae branch of the diverse Mustelidae family, which includes weasels, badgers, stoats, wolverines, and ferrets, among others. There are 13 living otter ...
Today we meet the most aquatic member of Costa Rica’s weasel family, the neotropical river otter. The neotropical river otter (Lontra longicaudis) is known as the nutria or perro de agua in Spanish.