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Fancy Fish
Some sea creatures, like this pinecone fish, use their lights to catch food. Some use their lights to confuse predators. Others light up to attract mates.
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Bright Bobtail
Some animals, like this bobtail squid, get their light from glowing bacteria. The bacteria live inside the squid.
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Flashy Flier
Here, thousands of fireflies light up a tree. The fireflies use the flashing green light, in the rear of their bodies, to attract mates.
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