What is the fastest animal on Earth?

The fastest animal on Earth is the peregrine falcon, which can reach speeds of up to 240 miles per hour (386 kilometers per hour) when it dives for prey. This makes it not only the fastest bird, but also the fastest member of the entire animal kingdom.

Other animals that are known for their impressive speed include the cheetah, which can run up to 75 miles per hour (120 kilometers per hour), the sailfish, which can swim up to 68 miles per hour (110 kilometers per hour), and the black marlin, which can swim up to 82 miles per hour (132 kilometers per hour).

There are many other animals that are also incredibly fast, including various species of antelopes, horses, and even some insects like the hawk moth and the dragonfly.