ELI5: Explain Like I'm 5

Photophore

Okay kiddo, so a photophore is a special thing that some animals have on their bodies that helps them make light. You know how you have a flashlight at home that you can turn on and off to see in the dark? Well, some animals have photophores that they can turn on and off too!

Some animals that have photophores are fish, squid, and certain types of jellyfish. They use their photophores to do different things. For example, some fish use their photophores to help them find food in the dark water. Some squid use their photophores to scare away predators. And some jellyfish use their photophores to attract prey or to communicate with other jellyfish.

Now, photophores are really amazing because they can create light without needing any electricity. Instead, they use a chemical reaction that happens inside their bodies to make the light! It's kind of like when you mix baking soda and vinegar together and it fizzes - that's a chemical reaction creating something new.

So, next time you see an animal with photophores, remember that those little glowing spots are like their very own flashlights, helping them see or defend themselves in the dark ocean!
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