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Mammals and Birds

PPT to learn about mammals and birds characteristics. For primary students

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Mammals and Birds

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  1. Mammals and birds María Liste

  2. Animals are classified into two big groups: • vertebrates. • invertebrates.

  3. Vertebrates have a backbone or a skeleton. Invertebrates don’t have a skeleton.

  4. All mammals are vertebrates.

  5. Mammals are viviparous They are born from their mother’s womb

  6. Mammals are viviparous. Exceptions: 1- Theduck-billedplatypus: It’soviparous Platypusesare unique Australian animals. They are small mammals (about the size of a cat) which lay eggs and feed their young milk. They have a tail like a beaver, a body like an otter, webbed feet, a beak like a bird and walk like a reptile.

  7. Mammals are viviparous. 2- The equidna: Exceptions: It’soviparous

  8. Mothers nurse their young with milk.

  9. Allmammalsbreathewiththeirlungs.

  10. Most mammals have fur or hairto keep the animals warm.

  11. Mostmammalshavefourlegs. Manatee Exceptions: Dolphin Whale Sea lion Flippers Seal Walrus

  12. Mostmammalshavefourlegs. Exceptions: Oneismissingand it’stheonlymammalthat can FLY. Whoisit?

  13. Mostmammalshavefourlegs. Exceptions: You are right: TheBat Wings

  14. Primates havefourlimbs: twoarms and twolegs.

  15. Summary

  16. According to what they eat mammals can be: Carnivores: Herbivores: Omnivores:

  17. Carnivores: Theyfeedon otheranimals

  18. Herbivores: They feed on plants.

  19. Omnivores: Theyfeedonplantsand otheranimals. skunk humans hedgehog raccoon

  20. Birds

  21. Birds All birds are vertebrates

  22. Thismeanstheysitontheeggs to keepthemwarm whilethebabygrowinside. They incubate their eggs.

  23. Adult birds bring food for their babies… …until they can find their own food.

  24. Birds breathe with their lungs.

  25. Birds have feathers and a beak.

  26. Beaks

  27. Birds have wings. They can fly. Butthere are someexceptions …

  28. These birds can’t fly. Ostrich Emu Kiwi Penguin

  29. Summary

  30. According to what they eat birds can be: Carnivores: Herbivores: Omnivores:

  31. Carnivores: Theyfeedonotheranimals (mice, snakes, fish, worms, insects …) Barn owl owl Eagle Vulture Condor Condor Falcon Kingfisher

  32. Herbivores: They feed on plants (seeds, grains, fruit…) Parrot Hummingbird (colibrí) Canary

  33. Omnivores: Theyfeedon plants and otheranimals. Sparrow Seagull Pigeon Hen

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