Across
- 3. Large in amount, covering a wide area, or involving many details.
- 5. Earlier in time or happening before something else.
- 7. A location where animals reproduce and raise their young.
- 8. A person who studies living things and their environments.
- 9. To be at risk of extinction or serious decline.
Down
- 1. To make an approximate judgment about a number, value, or quantity.
- 2. To return to a normal or healthy state after an illness, injury, or difficulty.
- 4. Happening regularly or as part of a routine.
- 6. To point out or show something.
- 7. The scientific study of living organisms and their environments.