Caw of the Wild - Adirondack Life Magazine
The Nortl1e1n r UIC~l 1 Jrum
Ravens: Clear communicators, smart mimics - Adirondack Explorer
Ravens and Crows: How can you tell them apart?
Ravens, Crows and Wolves: A harmonious group - - The Adirondack Almanack
The definitive guide for distinguishing American crows & common ravens
How to Tell Crows from Ravens in Maine - Maine Audubon
ALWAYS IN SEASON: The raven isn't a subtle bird - Grand Forks Herald
Raven paradox - Wikipedia
Birds in Black About Crows and Ravens