Domestic Dog

The domestic dog (Canis lupus familiaris or Canis familiaris) is a canid in the genus Canis, and is the most widely abundant terrestrial carnivore. The dog and the extant gray wolf are sister taxa as modern wolves are not closely related to the wolves that were first domesticated, which implies that the direct ancestor of the dog is extinct. The dog is the first species to be domesticated and has been selectively bred over millennia for...