Nobody told Christy Bidstrup that her vacation would involve cheetahs chasing her across a savannah pen. She found that out when she was already there. “The cheetahs would chase us,” she said, ...

A cheetah sprinting across the savanna can look almost unreal in motion. The animal starts low in the grass, completely focused, then suddenly launches into a chase at astonishing speed. That ...

A well-known cheetah took on a leopard to protect her one remaining cub. ©nwdph/Shutterstock.com They may grow into the world's fastest mammal, but cheetah cubs aren't nearly so speedy. A video from ...