Bottlenose dolphin false killer whale = wholphin The nickname “wholphin” has been used to describe the hybrids of several “whale” and dolphin combos, like the bottlenose dolphin and false killer whale, and the melon-headed whale and rough-toothed dolphin. Don’t let the name “whale” fool you, these are all species in the family Delphinidae which is the largest family of cetaceans including dolphins and killer whales. Hybridization between different genera is rare, but because the bottlenose dolph