The suborder Ruminantia includes nearly 200 extant species in six families (Tragulidae, Giraffidae, Antilocapridae, Moschidae, Cervidae, and Bovidae), and is the most important group of large terrestrial herbivorous mammals. Hernández Fernández and Vrba 2005, p. 270 Ruminants are a cosmopolitan group of even-toed ungulates (artiodactyls). They are often distinguished from other large herbivorous mammals by…