Millions of birds are expected to take flight across the U.S. Saturday night, Sept. 6, as part of their fall migration, according to a nonprofit that tracks bird migrations, although numbers in ...

Millions of migratory birds are currently flying over Southwest Florida, with peak migration still to come. Weather radar systems are detecting the massive flocks. The peak of the fall migration ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Frigatebirds can remain airborne for days at a time without ...