The Mustelidae family contains many extinct and still extant species of Mustelids, like weasels, badgers, otters and many more. A typical Mustelid is fairly small in size and has an elongated body with short legs. They generally live a solitary and nocturnal lifestyle, hunting for prey, like rodents, fish, amphibians, and much more. Mustelids can also live in a wide range of habitats, ranging from tropical rainforests, to deserts to arctic tundra.