We expect butterflies to be both beautiful and symmetrical; however, some are not. Gynandromorphism is estimated to occur in ...

Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate. Pacific tree frog (Pseudacris regilla) male calling with vocal sac inflated, Conboy ...

This tweet-heart is getting a happy ending. A beloved bright-green-and-yellow parakeet named Mei Mei who spent 10 weeks living with a flock of sparrows in the wilds of Central Park now has a forever ...

The Taliban has released a video of an interrogation of a girl who passed as a boy. It's an age-old practice in this ...

Scientists have discovered that, far from being solitary insects, some cockroaches appear to form an exclusive bond with a partner. And how do they get this relationship off the ground? By eating each ...