Across
- 5. marine invertebrate forming reefs
- 6. large mammal with a trunk
- 7. intelligent marine mammal
- 8. fertile spot in a dessert
- 9. aquatic flower
- 12. small bird with rapid wings
- 16. migratory butterfly
- 17. big cat in the amazon
- 18. giant tree in California
- 19. tallest tree species
- 20. marsupial with strong legs
Down
- 1. mountain that erupts lava
- 2. bird of prey with sharp vision
- 3. slow-moving ice mass
- 4. bird of prey
- 10. cold, treeless biome
- 11. tallest land animal
- 13. fast-growing grass
- 14. flightless bird in Antartica
- 15. fastest land animal