Influenza viruses like bird flu can mix and match their genomes, and this has played a role in at least three of the last ...

Bird flu was nearly everywhere in the U.S.—in chickens, cows, pet cats and even humans. Cases have gone down, but experts ...

The planet is filled with animals that live far longer than most people realize. While well-known species like tortoises ...

Squirrels build nests, or dreys, that can easily be mistaken for a bird's nest. You can determine which is which by the nest ...