| Questions | Answers |
|---|---|
| to change behavior so it is easier to live in a particular place or situation | adapt |
| an animal that preys on other animals | predator |
| very great in size or amount | enormous |
| a large brownish cat once common in North and South America | cougar |
| active mainly during the night | nocturnal |
| an animal that feeds milk to its young and has hair of fur covering most of its skin | mammals |