Canadian Wildlife Federation
Hinterland Who's Who: American Goldfinch
Get the facts about the American Goldfinch. Besides a detailed physical description of this North American seed-eating bird, is a collection of unique facts and characteristics. Also included in this Bird Fact Sheet is information on the...
University of Michigan
University of Michigan, Critter Catalog: Birds
A very comprehensive website that defines birds in general and then examines the various species of birds found in southeast Michigan. Look up a specific bird and find a description, pictures, sound clips, and classification information.
Cornell Lab of Ornithology
Cornell Lab of Ornithology: American Robin
Interesting facts related to range, habitat, diet, behavior, reproduction, conservation status, photos, and sounds of the American Robin can be found on this thorough site.
Cornell Lab of Ornithology
Cornell Lab of Ornithology: Test Your Bird Brain
Have fun with this interactive site by trying to identify birds. Birds are presented on video, you provide the identification, and immediate feedback is given.