Mammals & Birds

I. Read Vertebrate's Charactereistic. Choose "M" for mammals and "B" for Birds.

1. They are covered by hair.

• M

• B

2. They are oviparous.

• M

• B

3. They can fly.

• M

• B

4. Offsprings drink mother's milk.

• M

• B

5. They have 2 wings.

• M

• B

6. They are viviparous.

• M

• B

7. Some are terrestrial and some are aquatic.

• M

• B

8. They have 2 feet.

• M

• B

9. They born from their mother's womb.

• M

• B

10. They are covered by feathers.

• M

• B