Antilocapridae
North American Pronghorn Foundation, Pronghorn, Pronghorn Antelope, The Pronghorn - Antilocapra americana
Bovidae
Antilopinae, Bovinae, Caprinae, Hippotraginae, Antelope, Cattle, Bison, Buffalo, Goats, and Sheep, Bovidae Family
Camelidae
Bactrian Camel (Camelus bactrianus), Bactrian Camel - Alaska Zoo, Bactrian Camel - Animal Info, Bactrian Camel - theBigZoo.com, Camelidae, Information Resources on Old World Camels
Cervidae
Alces, Capreolus, Cervus, Odocoileus, Rangifer, British and European Ungulates, British Deer, DeerNet, Family Cervidae, Muntjak (Muntiacus muntjak)
Giraffidae
Giraffe Central, Giraffes at Cheyenne Mountain Zoo, Janet LaFara's Giraffe Haven, Mokapi - The Okapi, Oakland Zoo, Okapi (Okapia johnstoni), Reticulated Giraffe (Giraffa camelopardalis reticu, Reticulated Giraffe at Rolling Hills Refuge, San Antonio Zoo, The Giraffe Herd
Hippopotamidae
Hippopotamus (Hippopotamus amphibius), Hippopotamus (Hippopotamus amphibius), World Conservation Union (IUCN) Hippo Specialists
Artiodactyls and other ruminants
Brief information page about the biology of camels, cattle, and their relatives.
British and European Ungulates
Describes European and British ungulate species
Ultimate Ungulate Page: Artiodactyla
Taxonomy of the order of even-toed ungulates, with biological descriptions of selected representative species.