Bird Flu Is Still Causing Havoc. Here’s The Latest. The virus, which recently reached the Antarctic region for the first time, is surging again in North America.
Same-Sex Behavior Evolved in Many Mammals to Reduce Conflict, Study Suggests But the researchers cautioned that the work could not shed much light on sexual orientation in humans.
Mammals’ Time on Earth Is Half Over, Scientists Predict A new model suggests that in 250 million years, all land will collide into a supercontinent that boosts warming and pushes mammals to extinction.
Ancient Fires Drove Sabertooth Cats and Other Large Mammals Extinct, Study Suggests Fossils from La Brea Tar Pits in Southern California suggest that sabertooth cats and other large North American mammals disappeared as a result of wildfires spurred by human activity.
This Ancient Whale May Have Been the Heaviest Animal Ever Perucetus drifted through shallow seas like a gigantic manatee, scientists suspect.