Across
- 2. blurry
- 4. a type of animal that lives both on land and in water
- 8. not acting to change something
- 10. to work out the meaning of confusing information
- 13. living or growing in water
- 15. the detection (to detect = to sense) by an animal of electricity generated by other animals
- 17. defending a territory or home
- 18. animals coming together to have babies, breeding
Down
- 1. a set of animals or plants in which the members are similar and can breed together
- 3. sounding unclear
- 5. something that exists or happens, usually something unusual
- 6. something that is slightly different from other similar things
- 7. to notice or sense
- 9. something that makes something else happen
- 11. acting to change something
- 12. to own
- 14. dirty and dark
- 16. to send out a signal, noise, smell, or gas
