structures on the inside of the body

behavioral or physical characteristics of an animal that help it to survive in its environment

structures on the outside of the body

This pumps blood to all the body parts.

These pump air in and out of the body.

This breaks down food that supplies energy (nutrients) to the body.

This receives and sends messages throughout the body in order to tell body parts what to do.

This breaks down food that supplies energy (nutrients) to the body.

This receives and sends messages throughout the body in order to tell body parts what to do.

An internal structure is defined as

An external structure is defined as

What acts like a pump and moves blood around the body?

This provides warmth from the cold

Allows the body to move. Movement helps animals escape predators and get to food.

A living thing most can be categorized as a mammal, bird, fish, reptile, insect or amphibian.

What are parts found on the outside of living things that help them survive, such a skin, eye, and claws?

A behavior is...

What protects the body from injuries and has nerve endings that can sense heat, cold, or pain?

What digests food so that the animal's body can use the nutrients from the food?

Which of the following external structures helps the deer see?

Which of the following is an internal structure?