Cheetahs sprint faster than any land animal, yet tire quickly, while ostriches run slower but can endure for miles. Which ...

When considering the fastest animals on Earth, size seems like it should matter. Yet the cheetah, weighing around 50 ...

Animals are amazing. The fact that birds can mimic human voices and dogs can hear stuff we can’t is proof enough. But the proof goes way beyond those domestic examples. Animals can do all kinds of ...

The cheetah, the fastest animal on land, is running out of time ,and passionate volunteers are stepping up to change that. At ...

CAPE TOWN, South Africa — For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, hoping conservationists never have to use them.

They may grow into the world’s fastest mammal, but cheetah cubs aren’t nearly so speedy. A video from wildlife photographer, NJ Wight, shows young cubs playfully running from their mother. However, ...