Across
- 1. where animals live
- 6. a simple way to map out flow of energy in an ecosytem
- 7. the hunted
- 9. a relationship where both organisms benefit
Down
- 2. level the level of energy
- 3. The hunter
- 4. a complex way to map out flow of energy
- 5. what food webs show
- 8. The study of animals and their relationships with nature