The fastest animal in the world is the peregrine falcon, which can reach speeds of up to 389 km/h (242 mph) during its hunting dive, known as a stoop. This makes it the fastest member of the animal kingdom overall. The fastest land animal is the cheetah, capable of running up to around 109-121 km/h (68-75 mph) in short bursts. Other notable fast animals include the golden eagle, gyrfalcon, and sailfish in the air and water categories, respectively.