At Caldwell Zoo, vital cheetah conservation work unfolds in a dedicated breeding center.

Researchers thought that just one subspecies of cheetah lived in Saudi Arabia long ago. But an unexpected discovery seems to ...

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.

Get up close with the incredible speed and grace of the cheetah in this stunning ground-level footage. Watch as the world’s fastest land animal prowls, sprints, and surveys its surroundings with ...

Namibia Cheetah Sperm Bank FILE - A cheetah descends from on top of a mound in the savannah of the Maasai Mara, Kenya, July 6, 2015. (AP Photo/Ben Curtis, File ...