Match the words with the definitions

• an inhabitant
• wilderness
• a herbivore
• adaptation
• permafrost
• polar

1. [ ] — a person or animal that lives in a particular place
2. [ ] — an area of natural land which is not used by people
3. [ ] — an animal that eats only plants
4. [ ] — the process of changing to suit different conditions
5. [ ] — permanently frozen underground ice
6. [ ] — of or near the area around the most northern or most southern points of the earth