10 Creatures That Glow In The Dark And Where To Find Them

Waquar Habib

Glowworm

Glowworms are bioluminescent beetles that use their light-emitting abdomen to attract mates and lure prey. These unusual creatures are typically found in Australia, New Zealand, and America.

Glow-worm | Shutterstock

Firefly Squid

The western Pacific Ocean is home to a small squid that creates stunning light shows using photophores on its body for communication and preying. They live in the depths of the western Pacific Ocean and the Japan Sea.

Firefly Squid | Shutterstock

Anglerfish

Deep-sea anglerfish use a bioluminescent lure to attract prey in the ocean's dark depths. This unique lure is a modified dorsal fin spine mainly used to attract small fish. They are found in the Atlantic, Antarctic, and Pacific oceans.

Anglerfish | Shutterstock

Railroad Worm

Railroad worms, or glowworm beetles, warn predators with their bioluminescent patterns due to their toxic defensive chemicals. They are found in the New World from the US to Chile.

Railroad Worm | Shutterstock

Bobtail Squid

This squid has a light organ with bioluminescent bacteria that it uses to match moonlight and starlight, making it less visible to predators. Its found in the Atlantic, Mediterranean, and southwestern Indian Ocean.

Bobtail Squid | Shutterstock

Glowing Mushrooms

Some species of mushrooms are bioluminescent, emitting a soft glow in the dark paritally to attract insects to help with spore dispersal. They were found in the forests of Meghalaya.

Glowing Mushrooms | Shutterstock

Glowing Click Beetle

The light-producing beetle uses flashes from its thorax to confuse predators when threatened. It's found throughout the eastern US and as far west as Texas and South Dakota.

Glowing Click Beetle | Shutterstock

Bioluminescent Bay Mosquito

These mosquitoes have bioluminescent larvae living in water and feeding on other mosquito larvae. They use light to attract prey and repel predators. They don't feed on blood and are widespread in the eastern United States.

Bioluminescent Bay Mosquito | Shutterstock

Glowing Jellyfish

Aequorea victoria is a bioluminescent jellyfish with green fluorescent protein used in molecular biology research. They are found near western North America.

Glowing Jellyfish | Shutterstock

Cookiecutter Shark

The cookie-cutter shark leaves cookie-shaped wounds on larger animals. It uses bioluminescence to mimic sunlight and avoid predators. It is found in the Atlantic, Pacific, and Indian oceans.

Cookiecutter Shark | @GeorgeProbst/twitter

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