Indiana's skies become a nighttime highway for migrating birds in the spring. Here's how to help them navigate.

At sea, however, we were in the true home of seabirds -- large flocks near land, and a bird every few minutes even far offshore. The rich waters of the Bering Sea and Gulf of Alaska support one of ...

Nevertheless, tropical bats serve the same ecosystem functions as tropical birds, with bats performing their functions at night while birds perform their functions primarily during the day. While the ...