The bird species called the Andean Cock of the Rock is known for the large feathery bulb on it's face, but what is it use for?

Cornell Lab of Ornithology's BirdCast Migration Dashboard allows tracking of bird migration across the U.S., including Michigan. Peak spring migration in Michigan is from March 1 to June 15, with fall ...

Peak migration is defined by the seasonal window during which about 50% of nighttime bird migration traffic passes through an ...