Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most birds fly at low altitudes, relatively speaking. But ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most bird species don’t fly above a few thousand feet in ...

Believe it or not, fall migration is already underway. But it’s a harrowing journey back north for the hundreds of bird species that will fly through Wisconsin. Window collisions are a leading cause ...

A record-breaking 1 billion birds were in flight over the eastern U.S. overnight on Oct. 8 according to a nonprofit group that tracks the fall migration. Overnight on Wednesday, Oct. 8, an estimated 1 ...