Across
- 2. Comb jellyfish
- 4. Sponges
- 6. Shrimp, lobster, crabs, bugs, etc
- 7. Segmented worms
- 9. Flatworms
- 10. Roundworms
Down
- 1. Vertebrates, mammals, reptiles, fish, etc
- 3. Snails, clams, octopus, etc
- 5. Starfish, sea urchins, sea cucumbers
- 8. Corals, anemones, jellyfish