Why Cheetah are known as fastest running animal ?

Why Cheetah are known as world's fastest animal on land?

A cheetah running on black background with alpha channel included at the end of the video, 3d animation, side view, animated animals, seamless loop animation Premium Stock Video Footage

This Cheetah is Running 100 km/h… in Super Slow Motion

Three Cheetah vs Male Lion _ Cheetah Chase Lion Cubs and Male Lion Came The Save, Warthog vs Leopard

Lion Vs Cheetah - Male Lion Defeats 2 Cheetahs