Animal Structures and Functions

1
Animal Structures and Functions

• Grades 4 and 5

2
Journal Response

• Describe the use of these various body parts
  Legs, toes, eye lashes, eye brows

3
Movement

• Why do animals move?
• To help us survive
• To help us find shelter and food
• To escape from animals that hunt them
• http//www.metacafe.com/watch/379897/the_cheetah/

4
Movement

• What are the features of a bird that help it
  move?
• Wings
• Feathers
• claws

5
Eating and Drinking

• Animals have body parts that let them take in
  food and water
• What features indicate a meat-eater?
• Sharp teeth for biting and tearing
• What features indicate a plant-eater?
• Flat teeth for grinding
• Humans have both for grinding and chewing

6
Eating and Drinking

• What about birds? Do all birds eat the same
  things?
• No
• The shape of its beak will indicate what kinds of
  food a bird eats.

7
Eating and Drinking

• For example Herons have
• long beaks, which are used
• to spear fish.
• A cardinal has a short,
• Heavy beak, which is used
• to crack open seeds.

8
Senses and Communication

• Body parts for learning about their surroundings
  are called sense organs.
• Sense organs are eyes, ears, nose, tongue, and
  skin
• Sense organs are suited to the way animal lives.

9
Senses and Communication
Why might an owl need large eyes? Large eyes
assist owls when they hunt at night.

10
Senses and Communication

• Sense organs work with the brain
• Our brains tell us how to respond.
• For example
• If a dog is hot, what will he do?
• If we put our hand on
• a hot stove, what will
• we do about it?

11
Senses and Communication

• How do humans communicate?
• Speaking
• Sign language
• Hand gestures
• How might a dog communicate?

12
Body Coverings

• Body coverings help animals stay alive.
• Fur helps certain mammals keep warm.
• Bears and squirrels have fur.
• Some body coverings protect animals from
  predators.
• Porcupines have sharp quills
• Cats have claws

13
Body Coverings

• Camouflage helps animals blend in to their
  surroundings
• http//videos.howstuffworks.com/ted-conferences/36
  55-cool-underwater-creatures-video.htm

14
Adaptations

• Adaptations help animals survive.
• Feathers are an adaptation because they help
  birds fly.
• If birds could not fly, what would happen to
  them?
• Why are pointed teeth an adaptation? White fur?

15
Adaptations

• Behavior is a form of adaptation.
• Birds migrating
• Bears hibernating

16
Journal Response

• What are some ways you have noticed animals
  communicate without using sound?