Imagine looking up at the sky on a crisp autumn evening, only to witness a swirling river of birds soaring overhead—thousands ...

A United flight that had a possible wildlife strike returned to Denver International Airport on Sunday. Video from the cabin showed the aftermath.

Wednesday marked the start of the annual Great Moose Migration, a beloved televised event in Sweden that offers audiences a nonstop livestream of the four-legged creatures on their three-week journey.