Cheetah: They can run up to 70 miles per hour.Instead of roaring like other cats, they purr. In one bound, a cheetah can go 23 to 26 feet. Mountain lions and cheetahs have the same ancestry.
Lion: The roar of a lion can be hard five miles away. Lion live up to 25 years in captivity and 12 to 16 years in he wild. The lions are the only big cats that live in groups called prides. Almost every female lion in the pride is related. Lions have a tuft of fur at the end of their tail, which other cats don't have.
Snow leopard: A snow leopard can leap seven times their own height because of their "strong, muscular hind legs."
Tigers: Their "stripes are like fingerprints- no two animals have the same pattern." Tigers can swim very well. They don't stay away from water. Because of their bones, skin other other body parts, they are hunted for traditional Chinese medicine.
Source: Big Cats Facts