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