Researchers radio-collar 1st bear in mountains near LA

For the first time, researchers have captured and radio-collared a bear in the Santa Monica Mountains near Los Angeles where mountain lions have been studied for two decades, the National Park Service said Wednesday.

US panda cub described as healthy and vibrant

The giant panda cub at Washington's National Zoo appears to be in excellent health, zookeepers reported after a 10-minute physical exam Sunday morning.

Mitzi and the giant hairball

Mitzi is a longtime survivor of lymphoma. It's been five years since her last chemotherapy treatment, but she has been vomiting and her owners are afraid the cancer is back. Her stomach feels very weird – kind of doughy, ...

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