Why Do Some Animals Glow in the Dark?

Some animals, like fireflies and deep-sea creatures, have a special power to make their own light. It’s kind of like having tiny flashlights inside them! They use this glow to talk to each other or trick predators. Scientists call this ability bioluminescence, it means light from living things.

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Examples

  1. A firefly blinks its light on and off to find a mate
  2. A jellyfish shines its light to confuse predators
  3. Some fish glow in the dark to lure prey

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