| A | B |
|---|
| asexual reproduction | Production of offspring from only one parent |
| cold-blooded | An animal whose body temperatures changes with the temperature of its surroundings |
| digestive system | A body system that takes in food and changes it into a form the cells can use |
| innate behavior | A behavior that an animal is born with |
| invertebrate | An animal without a backbone |
| learned behavior | A behavior that an animal is taught |
| muscular system | A body system that helps an animal move |
| sexual reproduction | The production of offspring from two parents; requires a sperm and egg |
| vertebrate | An animal that has a backbone |
| warm-blooded | An animal whose body temperature stays the same regardless of the temperature of its surroundings |
| behavior | How an animal acts or responds |
| skeletal system | Provides a framework that supports the body |
