Original: The Water Opossum (Chironectes minimus), also locally known as the Yapok, is a marsupial of the family Didelphidae.
Simplified: The Water Opossum (Chironectes minimus), also locally known as the Yapok, an aquatic marsupial are member of the opossum family with black and gray waterproof fur, webbed hind feet and a backward-pointing pouch in both sexes.