Animals: mammals and birds

1. Mammals and Birds

2. Mammals and birds are vertebrates

3. Some animals live on farms
• Animals on farms produce food

4. Farm animals
• Sheep
• Sheep are mammals
• A baby sheep is called a lamb
• Sheep are herbivores

5. Farm animals
• Cows
• Cows are mammals
• A baby cow is called a calf
• Cows are herbivores

6. Farm animals
• Pigs
• Pigs are mammals
• A baby pig is called a piglet
• Pigs are omnivores

7. Farm animals
• Chickens
• Chickens are birds
• A baby chicken is called a chick
• Chickens are omnivores

8. Characteristics of mammals
• All mammals are viviparous
• Mammals can be carnivores, omnivores or herbivores
• Baby mammals drink their mother´s milk

9. Characteristics of mammals
• All mammals breathe with their lungs
• Most mammals have fur or hair. Fur and
hair help keep mammals warm

10. Characteristics of mammals
• Most mammals have four legs and move on land
• Some animals have flippers and move in water
• Only bats have wings and can fly

11. Characteristics of birds
• Birds are oviparous
• Birds incubate their eggs

12. Characteristics of birds
• Birds can be carnivores, herbivores or
omnivores
• Adult birds find food for their babies

13. Characteristics of birds
• Birds breathe with their lungs
• Birds have feathers and wings
• Not all birds can fly!

14. Bird Beaks
• Hooked beaks are for tearing meat
• Short beaks are for eating nuts and seeds
• Long, sharp beaks are for catching fish
• Long, thin beaks are for eating nectar