The secret to Kentucky Derby success? Horses' big hearts, powerful lungs and hind legs like springs

Rainforest animal found at rest area in Washington

Kinkajou found at Yakima rest stop now has a new home, name and family

California earthquake disturbs resting bald eagle

Freddie the Beagle is back on the job

Merry Christmas! | Zoo Knoxville animals spend Christmas morning opening gifts

Jawless gator living her 'best life' after being rescued 2 years ago

Cougar sighting closes Angel's Rest Trail in the Columbia River Gorge

Celebrate World Elephant Day at the Oregon Zoo

Oregon Coast Humane Society seeks help to find missing dog near Otis

San Diego Humane Society waives fees for adult dogs for the rest of the year!

9 puppies need foster homes in Tampa Bay area

'Not just an animal': Beloved Homosassa Springs hippo dies at 65

'Dexter the dog' animal cruelty trial: Closing arguments set for Friday morning

Wind destroys buildings at Colorado animal rescue

Playing hide-and-seek with Oregon's potato-sized pikas

'Puppy Mountain' draws tourists in China

Elephant seal spotted on Seaside Beach

One year later, the local effort to help the lost animals of Ukraine grows

As Vaux's swifts change up their migration habits, Portlanders wonder where to go to keep watching

A huge colony of sea lions has taken over San Carlos Beach in Monterey, California

Dog in recovery after mountain lion attack near Keystone

Trail cameras show mountain lion and wildlife repopulating wildfire zone in California

Dr. Jane Goodall, chimpanzee researcher and climate activist, dies at 91

K-9 that located suspect who killed deputy was shot and wounded after alerting officers

Deer struggling in cold Alaskan waters saved by wildlife troopers

San Diego Gulls Fan Appreciation Night on April 8