Across
- 5. Sponges
- 7. Insects
- 11. Hagfish
- 13. Centipedes
- 15. Sharks
- 18. Salmon
- 19. Flatworms
- 20. Segmented Worms
Down
- 1. Snails
- 2. Turtle
- 3. Oysters
- 4. Sea Stars
- 6. Squid
- 8. Platypus
- 9. Lobsters
- 10. Frogs
- 12. Eagle
- 14. Jellyfish
- 16. Spiders
- 17. Roundworms