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

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.

The twins were born at the Toledo Zoo & Aquarium in November 2022. They arrived at the Saint Louis Zoo in early March. In ...

A pair of playful polar bear twins are making their public debut at the Saint Louis Zoo starting today. Kallu and Kallik, two-year-old twin brothers, will now be on view daily at the Zoo’s McDonnell ...

Findings reveal complex behaviors of the Arctic's iconic whale never seen before ... primarily because few people have observed how these elusive animals use their tusks in the wild.

Time is Running Out for Polar Bears! Scientists warn that polar bear numbers could decline by 30% by 2050 due to melting sea ice and climate change. Urgent action is needed to protect their Arctic ...

Polar bear cubs were seen without their mothers only 5% of the time after the families emerged from their dens. (Image credit: Dmytro Cherkasov/Polar Bears International) Throughout the study ...

In the frozen wilderness of Svalbard, Norway, a mother polar bear and her cubs emerge from their snow-covered den. The scene is quiet, almost magical—a special moment in one of the harshest ...