Many people just found out that flashlight fish exist, thanks to the viral tweet below. The glowing fish have lights under their eyes that blink on and off. But it turns out that there’s even more ...

With distinct tubular eyes and a natural glow, two species of bioluminescent deep-sea fish nicknamed "barreleyes" have been identified. The newly described species are part of the family ...

Scientists have found two new species of glowing fish with tube-shaped eyes and mirrors on their bellies, according to their research in journal PLOS One. The Opisthoproctidae, or barreleyes, are a ...