Endangered Animals

2. to catch and kill animals without permission on someone else's land
4. a set of animals or plants in which the members have similar characteristics to each other and can breed with each other
6. in danger of being harmed, lost
8. to kill all the animals or people in a particular place or of a particular type
10. to tell someone that you will kill or hurt them or cause problems if they do not do what you want
11. either of the two long, pointed teeth of some animals such as elephants
12. very large in size, amount, or number

1. the protection of plants and animals, natural areas, and interesting and important structures and buildings, especially from the damaging effects of human activity
3. to guess or calculate the cost, size, value, etc. of something
5. the natural environment in which an animal or plant usually lives
7. representing a particular person, group, or idea
9. no longer existing