Across
- 4. When a species completely disappears from the planet
- 5. An important topic or problem for debate or discussion
- 8. Tyrannosaurus, stegosaurus, and brachiosaurus
- 9. Our surroundings
- 10. To hunt (animals) to an excessive and usually harmful degree
Down
- 1. Home for animals
- 2. Refers to and species to be in seriously at risk or threatened to be of extinction.
- 3. Situation in which something no longer exists
- 6. A group of organisms that can reproduce naturally with one another and create fertile offspring
- 7. A word that rhymes with "coco" bird