Birds

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Birds

  1. 1. NAME : DEEP ANANDCLASS : 4th – CROLL NO.: 15
  2. 2.  INTRODUCTION BEAKS AND THEIR DIFFERENT TYPES FEET AND CLAWS
  3. 3. Birds live at different places according totheir needs and body features. They have wings and most of them canfly. They have light hollow bones and strongmuscles.All the birds have two feet and a beak.Their feet have claws.
  4. 4. Birds do not have any teeth, Therefore,beak is used to tear, bite, chisel or crush thefood.The shape of the beak is according to thefood habit of the bird.Some birds use their beaks to fight with theenemy or catch the prey or use it forpreening their feathers.
  5. 5. Birds like sparrow and pigeon have short and hardbeak. They use it for crushing seeds and grains to make it soft before eating. Sparrow Pigeon
  6. 6. Birds like parrot have curved beak for cracking nuts and fruits.
  7. 7. Some birds like eagle and vulture eat flesh. Such birds have strong, hard and curved beak for tearing the flesh. Eagle Vulture
  8. 8. Birds like wood pecker have strong, longand straight beak to peck at the wood and eat insects present in the wood.
  9. 9. Some birds like sunbird and hooper havelong and slender beak. Sunbird sucks nectarfrom flowers while hooper takes out insects and worms from the holes in the ground. Sunbird Hooper
  10. 10. The duck has a flat and broad beak whichhas small holes on both sides.Its beak pushes out mud and water fromthe holes leaving the food behind.It can sift food from mud and water.
  11. 11. A Swallow has a small and broad beak. Itcatches flies while flying. The beak is sticky from inside.
  12. 12. Claws of birds are shaped to suit theirperching and food habits. Claws can be used for climbing,protecting, holding food, swimming andperching.
  13. 13. Eagle, vulture and hawk have strong andsharp claws to firmly hold the prey while flying. Eagle Hawk Vulture
  14. 14. Sparrows have long and slender claws with three toes in front and one at the back.They are used to firmly hold a branch or a wire.
  15. 15. Ducks and penguins have webbed feet to swim. They are good swimmers but they walk slowly.
  16. 16. Crane and jacana have long legs and widespreading toes. These help them to walk in shallow water or mud. They can walk in the mud without getting their body wet.
  17. 17. Some birds like hen have strong feet with three toes in front and one at the back. Each toe has a sharp claw to scratch the ground in search of seeds and insects present in the soil.
  18. 18. Birds like wood pecker and parrot have twotoes pointing upwards and two downwards. These birds can cling to the trees to catch the insects and hold the fruits.

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