What is the fastest animal on the planet?

The fastest animal on Earth is the peregrine falcon, which can reach speeds up to 242 mph when diving toward its prey. The fastest land animal is the cheetah, which can run up to 60 mph.

Cheetahs are the fastest mammals on Earth, but they generally sprint in short bursts instead of running for long distances. The fastest animal on two legs is the ostrich, which can sprint at 45 mph and jog at 30 mph for up to 30 minutes. The fastest fish in the world is the black marlin, which can pull a fishing line at 82 mph.