18 Massive Animals That Actually Exist!

18. Japanese Spider Crabs

Did we mention that crabs look like aliens? The Japanese Spider Crab looks too terrifying to be real, but we’re sure that they taste good. We don’t want to go near one of these with a bowl of butter, however, as their massive pinching claws can do some serious damage. Japanese Spider Crabs can reach lengths of up to 12 feet.