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2. Index:
Page
• Are mammals vertebrates or invertebrates? 4
• How do mammals reproduce? 6
• What do mammals look like? 18
• What do mammals eat? 20
• How do mammals breathe? 25
• Review 31
31. They have a spine.
Mammals are vertebrates
Mammals are viviparous
They give birth to live babies.
Mammals have hair or fur
Mammals can be carnivores,
herbivores or omnivores.
Mammals breathe with lungs
Are mammals vertebrates or invertebrates?
How do mammals reproduce?
What do mammals look like?
What do mammals eat?
How do mammals breathe?
32. We are vertebrates.
We have a spine.
We are viviparous.
We have hair.
We are omnivores
We eat meat and vegetables.
We breathe with our lungs