10 Jellyfish Facts for Kids

1. A jellyfish is not a fish at all, it is an
invertebrate (animal without a backbone).

2. Invertebrates make up 95% of all animals on earth.

3. A jelly is made up of approximately 95% water.

4. A jelly does not have a brain, eyes, bones, teeth, or blood.

5. A jelly reproduces by making clones of itself (exact copies of itself) so it technically never dies.

6. There are 2 main stages to a jelly’s life cycle, the sessile (stuck to a surface) polyp, and the free-swimming medusa (what you think of as a jelly).

7. The largest jelly ever found was a Lion’s Mane Jelly with a diameter of 7 feet 6 inches (2.29m) and its tentacles trailed 120 feet behind it!

8. The smallest jelly is the Irukandji jelly which is only 1 1/2 inches in diameter.

9. Jellies are found in all the world’s oceans.

And the last jellyfish fact for kids is:

10. A box jelly (sea wasp) sting can kill you within 2-3 minutes.

10 Facts About the Lion’s Mane Jellyfish
10 Jellyfish Facts for Kids and Jelly Enthusiasts