Two-year-old twin polar bears Kallik (pronounced Kah-LEEK), left, and Kallu (Kah-LOO) take a swim during their public debut ...

Kallik and Kallu made their public debut at the St. Louis Zoo on March 25. Kallik and Kallu: The twin polar bear brothers are ...

Louise Archer receives funding from Polar Bears International. She is affiliated with University of Toronto Scarborough and Polar Bears International. This study was performed in collaboration ...

At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and ...

ST. LOUIS — You can now say "hello" to polar bears Kallu and Kallik at the Saint Louis Zoo! After a weeks-long quarantine and acclimation period, the twin brothers made their public debut on Tuesday.

Polar bear cubs are born in December or early January. Scientists have captured a rare new footage of polar bear cubs emerging from their dens for the first time. The footage shows a mother polar ...

Get Instant Summarized Text (Gist) Remote camera footage from Svalbard, Norway, provides the first detailed observations of polar bear cubs emerging from dens. The study highlights altered den ...

Mother bear with three cubs. Recorded using a remote camera as part of the maternal den research in Svalbard, Norway with Polar Bears International, the Norwegian Polar Institute, and the San ...

At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and scientists like Geoff York. Buggies traverse the frozen terrain, bringing ...

It’s a big world out there, especially for polar bear cubs emerging from their dens. An international team of researchers observed these special first steps thanks to nearly a decade of camera ...

Polar bears may not be the vicious killers you imagine, but it’s still wise not to get too close. Now you don’t have to, as a team of biologists has captured rare footage of cubs taking their ...

Nora, it appears, is an expert diver. A video shared by the zoo Tuesday morning shows the bear — whose journey to the Rose ...