We all know about the cheetah's electrifying speed ... zig-zagging prey, and claws that never fully retract help it to maintain traction on the ground. But speed alone is not enough, and an ...

Their genus name, Acinonyx, comes from Greek words for “thorn” and “claw” and refers to the cheetah’s curious semi-retractable claw, a feature they share with no other cat. Unlike lions ...