Crows vs Ravens – Could it be a matter of a pinion?

Written and Illustrated by Jeannie Nicklas There are several ways to distinguish the American Crow (Corvus brachyrhynchos) from the Northern Raven (Corvus corax) and a popular pun in the world of bird geeks has been made about the difference in pinion or flight feathers. They both have the same number of pinion feathers but when….