lpetrich
Contributor
Updated with what Jimmy Higgins noted: a family tree of the artiodactyls, the even-toed ungulates:
- Tylopoda - Camelidae: camel (has MERS), llama
- Artiofabula
- Pig
- Cetruminantia
- Cetancodontia
- Hippopotamus
- Cetacea: dolphins, porpoises, whales
- Ruminantia
- Bovidae
- Bovinae: bovine, water buffalo
- Caprinae: sheep, goat
- Cervidae: white-tailed deer
- Giraffe
- (Antelopes)
- Bovidae
- Cetancodontia