Cheetahs are unmatched in speed, but this advantage creates dangerous limitations when compared to other big cats. Unlike lions or leopards, cheetahs lack the strength to defend their kills once the ...

Cheetahs are fast. You know this. But which is faster: a cheetah, or a Tyrannosaurus rex? Hosted by: Olivia Gordon Huge ...

CAPE TOWN, South Africa (AP) — 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 ...

Check out the video of this serval cat vs cheetah showdown in the Serengeti. Then read our analysis of what cheetahs normally ...

American pronghorns evolved speed millions of years before cheetahs, helping movement and survival in changing landscapes.

Learn how Miocene fossils from the Mojave Desert reveal that pronghorn running adaptations developed long before high-speed cheetahs appeared in North America.