From fireflies to comb jellies, here is a list of eight animals that naturally glow in the dark. Fireflies use flashing light to attract mates, but begin emitting light even as larvae. The glowworm ...

Glow-worms belong to the family Lampyridae. The beetles in this group are commonly known as fireflies or lightning bugs. There are over 2,000 lampyrid species currently known to science. Generally, ...

But one of the most arresting creatures is Arachnocampa luminosa, or the New Zealand glow worm, which emits a blue ...