Across
- 7. - The hard outer covering found on insects.
- 8. - A group of vertebrates that can live on land and water.
- 10. - Invertebrates with a coiled shell.
- 11. - Starfishes are _____________.
Down
- 1. - Ants and scorpions are under this type of invertebrates.
- 2. - Animals with backbone.
- 3. - Warm-blooded vertebrates with feathers.
- 4. - Vertebrates that live in water and breathe through gills.
- 5. - Animals without backbone.
- 6. - Cold blooded vertebrates with dry, scaly skin.
- 9. - A soft-bodied invertebrate that lives in soil.