Animals third grade

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Animals third grade

  1. 1. ANIMALS 3rd Grade
  2. 2. THE CLASSIFICATION OF ANIMALS We can classify animals using different criteria:
  3. 3. 1. THE SKELETON VERTEBRATES have a skeleton. INVERTEBRATES don´t have a skeleton.
  4. 4. 2. THE WAY ANIMALS ARE BORN VIVIPAROUS animals are born from their mother´s womb. OVIPAROUS animals are born from eggs.
  5. 5. VIVIPAROUS ANIMALS are born live • They depend on their mothers when they are babies. • They drink their mother´s milk. • Examples: dogs, cats, lions, horses, cows, etc.
  6. 6. OVIPAROUS animals are born from eggs The female animals lay the eggs. Some oviparous animals, like birds, keep their eggs warm. Others, like sardines and flies, don´t keep their eggs warm.
  7. 7. • Some oviparous animals are independent when they are born. • For example, snakes leave their eggs. The baby snakes move around and find food.
  8. 8. • Other oviparous animals can´t look after themselves. • For example, baby sparrows stay with their parents. The adult birds feed them and protect them.
  9. 9. 3. THE FOOD ANIMALS EAT Animals are living things, so they need to eat food. According to the food they eat, we can classify animals into three groups:
  10. 10. HERBIVORES eat plants. They eat different parts of plants such as leaves, roots and fruit. Herbivores have special teeth to help them cut and chew plants.
  11. 11. Examples: deer, cows, rabbits…
  12. 12. CARNIVORES eat other animals • Carnivores hunt and eat other animals. They have sharp teeth. They have excellent eyesight
  13. 13. FOXES are carnivores. They eat mice, rabbits and other animals.
  14. 14. OMNIVORES eat both plants and other animals. Examples: Bears, monkeys, pigs…
  15. 15. Bears eat fish, fruit and honey.
  16. 16. 4. THE WAY ANIMALS MOVE Animals that WALK Animals that FLY Animals that SWIM Animals that CRAWL

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