PHILADELPHIA (WPVI) -- The Philadelphia Zoo has announced Coldilocks, the oldest polar bear in the country, was euthanized due to a recent serious decline in her health. According to the Zoo, animal ...

SAN DIEGO — A 24-year-old polar bear from the San Diego Zoo has died, the organization said in a Facebook post on Friday. Kalluk, a male polar bear, died peacefully on Aug. 14, surrounded by the ...

SAN DIEGO (KGTV) — The San Diego Zoo Wildlife Alliance is mourning the loss of two animal residents: Kalluk, a 24-year-old polar bear, and Nicky, a 28-year-old Masai giraffe. Both animals passed away ...

Brookfield Zoo Chicago is welcoming new and returning species while saying goodbye to old ones. Amelia Gray, the newest polar bear at Brookfield Zoo Chicago, made her debut on Wednesday. The ...