Canine Ethiopian Wolf (Canis simensis) - Image, detailed species account in .PDF format, and action plan for protecting this endangered species. From the Canid Specialist Group. - http://www.canids.org/species/Canis_simensis.htm
Smith College - Mammalian Species: Canis simensis - Academic profile fully describes the Ethiopian wolf. From The American Society of Mammologists, written by Claudio Sillero-Zubiri and Dada Gottelli. - http://www.science.smith.edu/departments/Biology/VHAYSSEN/msi/pdf/i0076-3519-485-01-0001.pdf
Lioncrusher's Domain - Ethiopian Wolf (Canis simensis) - Offers details about its range and habitat, physical appearance, diet, social behavior, and life cycle. With photo images and both print and online references. - http://www.lioncrusher.com/animal.asp?animal=15
ARKive - Ethiopian Wolf (Canis simensis) - Presents information about this endangered African wolf with photographs and videos from Wildscreen. - http://www.arkive.org/species/GES/mammals/Canis_simensis/
Animal Info - Ethiopian Wolf - Profile of this species on the critically endangered list includes status, trends, and data on biology and ecology. With list of references. - http://www.animalinfo.org/species/carnivor/canisime.htm
Animal Diversity Web - Canis simensis - Provides the natural history of the Ethiopian wolf with photographs and classification. Includes a summary of why it's closer genetically to North American wolves than African jackals, although it's also known as the Simian jackal. - http://animaldiversity.ummz.umich.edu/site/accounts/information/Canis_simensis.html