Canid Specialist Group  
   Part of the IUCN's Species Survival Commission, dedicated to co-ordinating and conducting research and conservation activities worldwide to conserve endangered canid species. Includes accounts of the natural history of each of the 35 species of wild canid
   http://www.canids.org/

IUCN/SSC Canid Specialist Group Publications  
   Conservation action plans, papers, and Canid News, a journal with articles relevant to the biology and conservation of canid species.
   http://www157.pair.com/speothos/publicat.htm

Evolution of North American Canids  
   The evolution of the genus Canis is a complex topic involving at least five continents. The genus arose in North America sometime in the Late Miocene.
   http://www.museum.state.il.us/exhibits/larson/canid_evolution.html

Wolves, Coyotes and Dogs  
   Including the dire wolf, as found in the U.S. Midwest 16,000 years ago, from the Illinois State Museum.
   http://www.museum.state.il.us/exhibits/larson/canis.html

Biodidac: Canid Skull  
   Diagram of the skull of a canid.
   http://biodidac.bio.uottawa.ca/Thumbnails/MAMM004B-GIF.htm

Family Canidae  
   Overview and phylogeny of the 35 species of this family.
   http://home.globalcrossing.net/~brendel/canidae.html

Canidae  
   Family overview and species accounts from the Animal Diversity Web.
   http://animaldiversity.ummz.umich.edu/site/accounts/information/Canidae.html