The snakehead. This fish is hardy enough to survive up to four days on land, and can migrate up to a quarter mile between bodies of water by wriggling on their fins. They can grow to more than 2 feet long and have been found in at least seven states.
Whale sharks are the world's largest fish. One of the most notable facts about whale sharks is that they are the world's largest fish. At a maximum length of about 65 feet and weight of pounds, a whale shark's size rivals that of large whales