Why the eastern coyote should be a separate species: the 'coywolf
Wolf vs. Coyote
Is it a coyote, wolf, dog or mix of all three? Portland residents and wildlife biologist weigh in
Gray Wolf - NYS Dept. of Environmental Conservation
Coyote vs Wolf: The 6 Key Differences Explained - AZ Animals
Is that a wolf or a coyote? Oregon wildlife agency tests your knowledge
Cry wolf? Debate over presence of wolves in Northeast
Wolf vs coyote howl. Difference between wolf and coyote.
Is this coyote-wolf hybrid taking over North America?, Animal Behaviour
Wolf identification Washington Department of Fish & Wildlife
Size comparison of wolves and coyotes