Fastest animals Fastest animals This is a list of the fastest animals in the world, grouped by types of animal. The fastest land animal is the cheetah, which has a recorded speed of . The peregrine falcon is the fastest bird and the fastest member of the animal kingdom with a diving speed of . The fastest animal in the sea is the black marlin, which has a recorded speed of . While comparing between various classes of animals, a different unit is used, body length per second for organisms. The fastest organism on earth, relative to body length, is the South
The Brain from Planet Arous brain-shaped creature named Gor (Dale Tate) arrives on Earth and possesses young scientist Steve March (Agar). Gor then proceeds to use his vast, destructive powers to bend the planet to his will, threatening to wipe out the capital city of any nation that dares to defy him. Meanwhile, Vol (Tate), another brain creature from Arous, arrives and eventually inhabits the body of March's fiancee's dog. Vol then explains that Gor is a wanted criminal on their world. His only physical weakness is the fissure of Rolando and Gor is only vulnerable there during the brief period when he needs to