There are approximately 46 known species of frogfish and each | Awesome Science

There are approximately 46 known species of frogfish and each is uniquely beautiful. Introducing one of the lesser-known marine animals in the world, the Hairy Frogfish.

Among many strange characteristics, the one that sticks out (pun intended) is a special extra-long spine on the dorsal fin called the esca. Imitating a wriggling worm and used to lure in prey and other fish. Once they crawl in close they suck their meal up whole with a mouth that can expand 12 times it’s normal size! The esca is also able to regenerate if injured or even lost.