Safari Ltd Ferret XLSafari Ltd Ferret This is part of the Safari Ltd Incredible Creatures collection. These are larger sized animal figures showcasing scaled model figures of reptiles, fish, invertebrates, mammals, and more. A member of the weasel family, ferrets are domesticated mammals that are commonly owned as pets all around the world. Scientists aren t exactly sure why ferrets were domesticated, but there s strong evidence that they were tamed over 2,500 years ago.