The documents discuss camouflage, hibernation, adaptations, migration, and heredity. Camouflage refers to an animal's appearance helping it blend in with its surroundings. Hibernation is a deep sleep during winter. Adaptations are traits helping organisms survive. Migration is the seasonal movement of animals between places. Heredity means characteristics passed from parents to offspring.

1. April 21, 2014
the shape, color, or pattern of an animal that
helps it blend-in with its surroundings

2. April 22, 2014
a deep sleep for an animal during winter
months

3. April 23, 2014
a structure or a behavior that helps an
organism survive in its environment

4. April 24, 2014
a seasonal movement of animals from one
place to another

5. April 25, 2014
a characteristic that is passed from
parents to their offspring