The Pronghorn is the fastest land mammal in North America, reaching speeds up to 60 mph. They have a large heart and windpipe along with lightweight bones and shock-absorbing ankles to sustain these high speeds. They likely evolved this way to outrun now extinct animals such as the American Cheetah and Saber-toothed cats. | ND Wildlife and Landscapes

It's just so amazing to see these animals run! The cheetah is the fastest land animal on earth, capable of reaching speeds as high as 75 mph or 120 km/h. Cheetahs are predators that sneak up on their prey and sprint a short distance to chase and attack.While a cheetah's top speed ranges from 65 to 75 mph (102 to 120 km/h), its average speed is only 40 mph (64 km/hr), punctuated by short bursts at its top speed. In addition to speed, a cheetah attains high acceleration. It can reach a speed of 47