On Saturday we showcased the extraordinary speed of North American pronghorn, with footage that showed the animals easily outrunning wolves in Yellowstone National Park. The footage was captured in ...

The clip has stunned social media, with many questioning Speed's courage and decision to race the world's fastest land animal. Cheetahs can reach speeds of 100-120 km/h, while the fastest recorded ...

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.

For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, ...