Across
- 4. a community of interacting organisms and their environment
- 6. the hiding or disguising of something by covering it up or changing the way it looks
- 8. _______ zone; the deepest zone in the ocean where no sunlight reaches; also called the midnight zone
Down
- 1. _______ zone; the middle zone in the ocean where some sunlight reaches; also called the twilight zone
- 2. warm-blooded animals with backbones and hair
- 3. the order in which living things depend on each other for food
- 4. _______ zone; the upper zone in the ocean where most sunlight reaches and most ocean life lives; also called the sunlight zone
- 5. an animal that lives mostly by killing and eating other animals
- 7. a place that an animal lives
