Glow worm carrying mites.
Glowworms are bioluminescent, meaning they produce and emit light naturally from an organ near their tails. The bioluminescence is created through a reaction of an enzyme called luciferase and a variety of other chemicals that cause this natural, blue-green glow.
Long Arthropods like this glow worm has a protective chitinous covering to protect from predetors. Thats why there will ve less time to clean themselves. The mites used to stay in colonies. These mites are have found a good place for eating, staying and as a transpoting porpose. The mites are used as cleaners for them. This is an example of commensalism which help both animals in nature.