In his new documentary special, Bertie Gregory follows cheetahs during the Great Migration in the Serengeti. Jigar Ganatra, National Geographic In the world of wildlife adventure, Bertie Gregory has ...

Cheetahs are usually daytime hunters, but the speedy big cats will shift their activity toward dawn and dusk hours during warmer weather, a new study finds. Unfortunately for endangered cheetahs, that ...

Filmmaker Bertie Gregory's new documentary special captures the extreme challenges facing the world's fastest land animal.

Cheetahs are usually daytime hunters, but the speedy big cats will shift their activity toward dawn and dusk hours during warmer weather, a new study finds. Unfortunately for endangered cheetahs, that ...

CC0 Usage Conditions ApplyClick for more information. It's not hard for a cheetah to kill a gazelle for dinner. It's keeping the meal to herself that proves ...