The front dorsal fin (known as the illicium) stands out because it has a rod-like shape with a lure (called eska) on the distal tip, which looks like a clam worm. Frogfish use the illicium like an ...

researchers at Nagoya University have uncovered a unique motor control system in frogfish, a subgroup of anglerfish, that powers their specialized "fishing rod" used to lure and capture prey.