Latest about Bears
Why Knut the Polar Bear Died So Suddenly
Knut the polar bear, the global sensation that captured the public imagination, died of an autoimmune disorder that caused his immune system to attack his brain.
Drones Spook Bears
Bears apparently seem to find UFOs unbearable — airborne robots and other unidentified flying objects can make bear hearts beat four times faster, researchers say.
Polar Bear Awes with Record-Breaking Dive
Polar bears are known to be excellent swimmers, but new research suggests that they are also superb divers.
Only Climate Action Can Save Polar Bears
Opinion An occasional dolphin kill won't be enough to sustain polar bears as global climate continues to warm.
In Photos: Polar Bears Eat Dolphins Trapped in Ice
For the first time, scientists have reported polar bears preying on white-beaked dolphins in Svalbard. Check out these stunning photos of the bears and their dolphin meals on an icy island.
Adorable Andean Bears at Play (Photos)
Opinion Bespectacled Andean bears give pandas some cuteness competition.
Hunting on Land Can't Help a Hungry Polar Bear
Even though some polar bears are hunting on land more often in areas hit by shrinking Arctic sea ice, a diet of bird eggs and berries can't sustain these huge animals, a new study finds.
