San Diego Zoo Global
San Diego Zoo: Warthog
This resource provides detailed information about the warthog, as well as several pictures.
University of California
Ucmp: Introduction to Artiodactyla
This site explores the artiodactyla, and includes a focus on fossil records, life history and ecology, systematics, and morphology.
PBS
Nh Pbs: Nature Works: Bighorn Sheep
Learn more about the bighorn sheep through this informative resource. Students will gain a deeper understanding of the bighorn sheep's habitat, reproduction, behavior and more.
Wikimedia
Wikipedia: Bovid
Some factual information on bovids can be found in this Wikipedia encyclopedia article. There is also a table that provides scientific classification information on bovids as well.
Other
The Ultimate Ungulate Page: Order Artiodactyla
An excellent site that provides a good description of Artiodactyla and then provides full descriptions of many of the different animals.
Canadian Museum of Nature
Canadian Museum of Nature: Oryxes
Get to know the Oryxes.. colored photos, description, life cycle, map of habitat, food. Only the basic details of this African animal are given, making the site perfect for younger researchers.