Deep in dark oceans and quiet night forests, some animals make their OWN light — no batteries, no sun!
This special power is called bioluminescence (say: by-oh-loo-mi-NES-ence).
It just means: bio = living + lumin = light. A living light! 💡
Tap Next to meet the glowing animals →
Many glowing animals live where sunlight can't reach. Give them a tap!
You've lit up 0 of 5 animals.
The glow is made by a tiny chemical reaction inside the animal's body — like a cold, safe spark. It needs 3 ingredients. Drag them into the mixing pot!
Drag the 3 correct ingredients into their pots.
Your bedroom lightbulb gets HOT because it wastes energy as heat. An animal's glow stays cool, so it's super safe for their body.
Which one is a cold light that a real animal makes? Tap your answer:
Fireflies flash a special pattern to say "here I am!" Watch my pattern, then copy it by tapping the same number of flashes.
Press "Show pattern" first.
Not every animal glows! Tap a creature to send it to the right box.
Sorted 0 of 6.
Sunlight can't reach the deep ocean, so it's pitch black. That's why SO many deep animals glow — to see, hunt, and talk. Slide down to dive deeper!
Move the slider to dive down. 🐠
You now know why animals glow in the dark.
Next time it's dark, remember — nature has its own night lights! 🌙