The body is made up of different systems. When you stub your toe the nervous system tells you that you feel pain. You use the muscular and nervous system to get a bandage.
-Different body parts can help mammals, birds, and fish more from one place to another. Legs help a mammal walk or run. Wings help a bird fly. Fins help a fish swim.
-Beavers eat fish from rivers. They might build their shelters near rivers to be near their food.
-Ants use their body parts to move dirt. You could watch an ant hill or ant farm as they work. By looking with a magnifying glass you can see what body parts they use.
Squirrels need to gather nuts before winter because there is not much food to find in the winter.
-A butterfly can begin to fly in the adult stage.
-Worms, spiders, and flies are invertebrates.
-Frogs, fish, and cats are vertebrates.
Frogs, chickens, and turtles hatch from eggs.
A butterfly goes through four stages of metamorphosis to become an adult.
-Bears hibernate through the cold winter.
-Some birds migrate to warmer climates when cold weather comes.
-The need to eat and breathe is an inner need.
-Animals need water to get rid of body wastes.
Animals need air because it contains oxygen.
A fish is an animal that lives its whole life in water.
-An organ is a group of tissues that work together, such as the stomach.
-Metamorphosis is a change in body form.
-Inherited traits are characteristics such as hair and eye color.
-An amphibian is an animal that spends part of its life in water and part on land.
-A learned trait is something you learned to do, such as speaking a language.
-A bird is an egg-laying animal with feathers.
-Migrate is to find a new home.
-A mammal is a warm-blooded animal with hair or fur.
Hibernate is to rest through the cold winter.