Malacosteus niger is one of two species of male dragonfish to reveal they grow larger eyes in order to seek out females in the deep ocean, a sexual dimorphism that makes the dragonfish an anomaly ...

Dragonfish are carnivores, feeding on smaller fish, crustaceans and other deep-sea creatures. Their prey is often drawn to the glowing lure beneath the dragonfish's chin, which acts as a beacon in ...

The dragonfish produces a red light beam using a unique organ located near the rear of its eye and it is one of the few deep sea creatures that can perceive red light.