Europe sizzled in its first major heat wave of the summer on Tuesday, as Barcelona recorded its hottest June in over a ...

A frozen zoo is an extensive collection of living cell lines preserved for valuable conservation, research, and future use.

The “unprecedented partnership” is in honor of T. Denny Sanford’s contributions to both the Sioux Falls and San Diego zoos.

The frozen zoo keeps the cells of more than 11,000 individual animals, helping save endangered species.

A California black bear with a history of confronting humans and breaking into homes was euthanized this week after swiping ...

Snow, a 17-year-old polar bear photographed above in June, came to the Reid Park Zoo in February with dermatitis. She died Sept. 3. MAMTA POPAT / ARIZONA DAILY STAR 2012 Kim Smith Arizona Daily Star ...

Luna, the Buffalo Zoo’s polar bear cub who fell 14 feet into a dry moat Saturday afternoon, fractured her left rear leg, zoo officials confirmed ...