| A | B |
| adaptation | something that helps a living thing survive |
| hibernate | a time when animals need less food to survive |
| vertebrate | an animal with a backbone |
| invertebrate | no backbones |
| larva | the stage of life when a butterfly eats and grows |
| migration | when animals move to a another place to find better food or shelter |
| trait | a body feature passed on to animal from its parents |
| inherited | a trait that is passed on from a parent to its offspring |
| pupa | the life cycle of a butterfly when it changes into an adult |
| fossils | tell how animals lived in the past and how the earth has changed |
| Mimicry | colors or markings that make animals look more dangerous to other animals |
| camouflage | when animals blend into surroundings to hide from predators |