Across
- 2. The outer layer of a tree
- 7. The process of producing oxygen
- 9. Animal that hunts others
- 10. Popular species of tree, known for it's pale colour
- 11. The part of trees or plants that contains leaves
Down
- 1. Organism that lives on or in another organism
- 3. Snakes, lizards, crocodiles
- 4. Species no longer living
- 5. Species that consume animals and plants
- 6. Illegally hunting endangered species
- 8. Koalas, possums,kangaroos
- 12. A vital chemical element in the earths atmosphere