Temporal range: Late Eocene - Holocene
|White-tailed deer (Odocoileus virginianus)|
Ruminantia is a suborder that includes cattle, goats, sheep, deer, giraffes, and antelope. They are called ruminants because they chew food, swallow it, and later regurgitate the food so they can chew it again. The only ruminants that are not in Ruminantia are Tylopods.