Watching a bird fly across your yard, only to see it slam into one of your windows, can be devastating. Because of how quickly they fly, crashing into a window can result in serious injury or even ...

"We were all skeptical that this could be possible, but then somehow this started happening." "We've gone from this concept of dead birds don't fly to this new virus that seems to be a bit more like ...

"We've gone from this concept of dead birds don't fly to this new virus that seems to be a bit more like dead bird flying," explains Erik Karlsson, head of the Virology Unit at the Institut ...

They’re the only birds with a “reverse gear”—that is, they can truly fly backward. And they’re the record holders for the fastest metabolic rate of any vertebrate on the planet ...