Despite their name, glow-worms aren't worms at all: they're beetles. They use their bioluminescent bodies to communicate with other beetles, in an attempt to attract a mate. The ocean is well known ...

Some people pay to witness glow-worms' breeding season in June and July. It’s late at night on the South Downs as a group of ardent wildlife spotters gather round a pair of glow-worms appearing ...

McNally puts the transparent worm under a microscope, focuses on a single egg cell and records videos as the different proteins — marked by their red, green or blue glow — delicately maneuver ...

But one of the most arresting creatures is Arachnocampa luminosa, or the New Zealand glow worm, which emits a blue-green light. This glowworm is technically a "fungus gnat," and while a single ...