Also, like all mammals, dolphins in fact do have hair. However, this is biologically incorrect, or at least imprecise, as dolphins evolved from a wolf-like ancestor that used to roam the land and was furry. They are perceived as an animal entirely without hair, causing many to argue that they don't fit into the ' furry' description when the term is taken too literally. Echo the Dolphin ( Archie's Sonic the Hedgehog)ĭolphins of any species are among the more uncommon animals chosen for characters in the furry community.