| A | B |
| enormous | very large |
| herds | large groups of animals that eat grass |
| tepee | Native American cone-shaped tent |
| asthma | illness that causes difficulty in breathing |
| harvest | fruit and vegetable that farmers gather from the fields |
| weaving | making cloth |
| breed | help animals reproduce |
| unique | the only one of its type |
| architect | person who designs buildings |
| generation | all the people who are about the same age |
| natural resources | thigs from teh Earth that people use, such as trees and minerals |
| vanished | disappeared |
| mounds | hills |
| civilization | developed society |