| Term | Definition |
| Cycle | events that take place in a specific order over and over again |
| Energy | the ability to do work, produce movement or cause change |
| Photosynthesis | the process by which plants make food |
| Camouflage | colors or designs that help a creature not be noticed |
| Cold-Blooded | body temperature that depends on external conditions |
| Hibernation | when a creature "sleeps" during the winter to save energy |
| Migration | the movement of animals from place to place as weather conditions change |
| Stealth | the ability to move quietly or remain quiet to avoid detection |
| Warm-Blooded | maintaining a constant body temperatute |