Strange deep-sea fish - mysterious messenger in the dark world

Rare fish in the ocean depths, they usually live below sea level from 2000 to 9000 feet and is characterized by a big mouth, big eyes, and the emitter of a body or some part of the. Light-emitting device for trapping prey and is also used to lure the spouse.Deep-sea fish in the evolutionary process to adapt to the pressure great, very cold and darkness of the living environment, they form these special habits.