Across
- 1. Largest eyes of any animal.
- 2. Their low noises can not be heard by humans.
- 5. Where rattlesnakes use special organs to sense heat.
- 6. Dogs have ___ times as many scent cells as humans.
- 8. Tell a walrus when food is nearby.
- 9. Animals can sense these through their skin.
- 11. Help a walrus to catch its food.
- 12. This spider sees better than those who spin webs.
Down
- 1. Smells the air by sticking out its tongue.
- 3. Sound waves that bounce off an object.
- 4. Most animals have 2 kinds in their eyes.
- 5. Tastes food by walking on it.
- 7. Where butterflies have taste buds.
- 10. Used to leave a scent.