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Birds - Class III
Birds 
Features 
Body 
Wings 
Feathers 
Type 
Beak 
Different 
Types 
Feet 
Different 
Types 
Sound they make 
Migration 
Nest
Birds 
Birds are the animals that can fly. 
Their body is divided into a Head, Trunk and a Tail. 
They have two pairs of limbs- The legs and The wings. 
They have two legs but no hands. Their wings are covered with feathers. 
Their mouth is called as a Beak. But they don’t have teeth at all. 
A bird can fly because: 
It has a light body. 
It has a streamline body. 
It has wings.
Body parts of Bird 
Head or Crown 
Tail 
Claws 
Eye 
Beak 
Belly 
Wings
Wings and Feathers of Birds 
Birds have wings of different shape, size and color. Wings help birds to fly. 
Three kind of feathers found on bird’s body: 
Down Feathers 
Body Feathers 
Flight Feathers
Feathers 
Down feathers are soft and short. 
Lie next to bird’s skin. 
Help to keep bird’s body worm. 
Body feathers give shape to bird’s body. 
Cover the whole body. 
Flight feathers are on wings and tail. 
Help to fly and to change direction while flying.
Beaks 
Mouth of Birds is called Beak. They use their beak to eat. 
The shape of beak depends upon the type of food they eat. 
They also use beaks to build nests. They clean and smoothen their feathers with their beaks. It is called as Preening.
Beaks: Strong, Short and Hard 
Birds like Sparrow, Pigeons eat nuts and seeds. 
They need strong beak to crack open their food. 
So they have Strong, Short and Hard beaks. 
Sparrow’s Beak 
Pigeon’s Beak 
Eastern Yellow Robin’s Beak
Beaks: Strong, Sharp and Hooked 
Eagles, Vultures and Hawks eat flesh of other birds and animals. 
So their beaks are Strong, Sharp and Hooked. 
They are called birds of prey. 
Vulture’s Beak 
Hawk’s Beak 
Eagle’s Beak
Beaks: Strong Chisel Shaped 
Woodpeckers, Hoopoes pokes holes in hard tree trunks to pull out insects to eat. 
So they have Strong Chisel shaped beaks. 
Woodpecker’s Beak 
Hoopoes' Beak 
Woodpecker’s Beak
Beaks: Broad and Flat 
Ducks, Goose and few Cranes eat fish and insects from muddy water. 
So they have got Broad and Flat beaks with holes on either side. 
The muddy water flows out through these holes. 
Duck’s Beak 
Goose’s Beak 
Crane’s Beak
Beaks: Long and Pointed 
Humming birds, Sunbirds eat the nectar from flowers. 
So they have Long and Pointed beaks. 
They need to pierce their beak into flowers to suck the nectar. 
Sunbird’s Beak 
Humming bird’s Beak 
Humming bird’s Beak
Feet 
Birds have two feet. 
They have four toes for walking, hopping, picking thing, catching and holding food. 
Different birds have different types of feet.
Perching Bird Feet 
Birds like Pigeons, Sparrows, Crow and Parrots perches or sits on tree branches. 
They have feet that help them to grip thin or thick branches easily. 
They have four toes; Three face forward and the Fourth faces backwards. 
They can move each toe independently. 
Parrot’s Feet 
Sparrow’s Feet 
Pigeon’s Feet 
Crow’s Feet
Talons Feet 
Eagles, Hawks and Vultures eat or hunt other animals. 
They need Sharp, Hooked claws to catch their prey. 
These sharp, hooked claws are called as Talons. 
Eagle’s Feet 
Owl’s Feet 
Vulture’s Feet 
Hawk’s Feet
Trowels Feet 
Hens, Roosters need to scratch grounds to take out worms and seeds. 
Trowel is a tool used to digging. 
Hen’s feet work like trowels when they scratch the mud. 
Hen 
Rooster’s Feet 
Hen’s Feet 
Rooster
Climbing Birds Feet 
Birds like Woodpeckers climb the tree and need to hold on to trees. 
They have two sharp claws pointing in each directions on their each foot. 
It helps them to hold the trees and balance while they tap on the tree trunk. 
Woodpecker 
Woodpecker’s Legs 
Woodpecker’s Legs 
Yellow Woodpecker
Webbed Feet 
Ducks, Goose have feet with front toes joined by the skin. 
That’s why their feet appear flat. Such feet are called webbed feet. 
Webbed feet work like paddles and help these in swimming. 
Duck 
Goose Feet 
Duck Feet 
Goose
Wading Birds Feet 
Herons and Storks are wading birds who can walk in shallow waters. 
They have long, slender legs with spread out toes. 
These spread toes help them to walk in water easily while catching the birds. 
Stork 
Heron’s Legs 
Stork’s Legs 
Heron
Birds Chirp 
Birds do not have teeth. They have a tongue which helps them to make sounds. 
Birds use special sounds to call their mates. We can identify bird from its call. 
Parrot is a special bird who can copy human sounds and almost can speak like us.
Birds Chirp 
Different birds can make different sounds. 
Mynah, Cuckoo, Skylark and Nightingale have sweet sounds. 
Mynah 
Nightingale 
Cuckoo 
Skylark
Nests 
Home of birds is called as a Nest. Birds make their nests to lay eggs and raise their young ones. 
A baby bird is called a Chick. It stays in the nest till they get old enough to fly. Then they leave and fly off. 
Birds use Straw, Fiber, Wool, Cotton, Thread, Twigs, Leaves and even paper to build their Nests.
Nests 
Mother birds lay eggs in the nests. 
Then they take care of eggs and keep them warm till they are ready to hatch. 
Different birds build different types of nests. 
Weaver Nest 
Crow Nest 
Hen sitting on eggs
Migration 
When the weather of a place becomes unsuitable for birds; they fly away to other places. They come back when the weather changes again. This process is called as Migration. 
And the birds are called Migratory Birds.
Migratory Birds 
In winter when it is vey cold in Siberia, the Siberian Cranes fly to India. 
They go back when it is warm in Siberia. 
The longest distance migration is done by Arctic Tern. 
They fly from Arctic (North polar region) to Antarctic (South polar region). 
Siberian Crane 
Arctic Tern 
European Turtle Dove
Thank You 
theeducationdesk.com

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Environmental Science (EVS) : Birds (Class III)

  • 2. Birds Features Body Wings Feathers Type Beak Different Types Feet Different Types Sound they make Migration Nest
  • 3. Birds Birds are the animals that can fly. Their body is divided into a Head, Trunk and a Tail. They have two pairs of limbs- The legs and The wings. They have two legs but no hands. Their wings are covered with feathers. Their mouth is called as a Beak. But they don’t have teeth at all. A bird can fly because: It has a light body. It has a streamline body. It has wings.
  • 4. Body parts of Bird Head or Crown Tail Claws Eye Beak Belly Wings
  • 5. Wings and Feathers of Birds Birds have wings of different shape, size and color. Wings help birds to fly. Three kind of feathers found on bird’s body: Down Feathers Body Feathers Flight Feathers
  • 6. Feathers Down feathers are soft and short. Lie next to bird’s skin. Help to keep bird’s body worm. Body feathers give shape to bird’s body. Cover the whole body. Flight feathers are on wings and tail. Help to fly and to change direction while flying.
  • 7. Beaks Mouth of Birds is called Beak. They use their beak to eat. The shape of beak depends upon the type of food they eat. They also use beaks to build nests. They clean and smoothen their feathers with their beaks. It is called as Preening.
  • 8. Beaks: Strong, Short and Hard Birds like Sparrow, Pigeons eat nuts and seeds. They need strong beak to crack open their food. So they have Strong, Short and Hard beaks. Sparrow’s Beak Pigeon’s Beak Eastern Yellow Robin’s Beak
  • 9. Beaks: Strong, Sharp and Hooked Eagles, Vultures and Hawks eat flesh of other birds and animals. So their beaks are Strong, Sharp and Hooked. They are called birds of prey. Vulture’s Beak Hawk’s Beak Eagle’s Beak
  • 10. Beaks: Strong Chisel Shaped Woodpeckers, Hoopoes pokes holes in hard tree trunks to pull out insects to eat. So they have Strong Chisel shaped beaks. Woodpecker’s Beak Hoopoes' Beak Woodpecker’s Beak
  • 11. Beaks: Broad and Flat Ducks, Goose and few Cranes eat fish and insects from muddy water. So they have got Broad and Flat beaks with holes on either side. The muddy water flows out through these holes. Duck’s Beak Goose’s Beak Crane’s Beak
  • 12. Beaks: Long and Pointed Humming birds, Sunbirds eat the nectar from flowers. So they have Long and Pointed beaks. They need to pierce their beak into flowers to suck the nectar. Sunbird’s Beak Humming bird’s Beak Humming bird’s Beak
  • 13. Feet Birds have two feet. They have four toes for walking, hopping, picking thing, catching and holding food. Different birds have different types of feet.
  • 14. Perching Bird Feet Birds like Pigeons, Sparrows, Crow and Parrots perches or sits on tree branches. They have feet that help them to grip thin or thick branches easily. They have four toes; Three face forward and the Fourth faces backwards. They can move each toe independently. Parrot’s Feet Sparrow’s Feet Pigeon’s Feet Crow’s Feet
  • 15. Talons Feet Eagles, Hawks and Vultures eat or hunt other animals. They need Sharp, Hooked claws to catch their prey. These sharp, hooked claws are called as Talons. Eagle’s Feet Owl’s Feet Vulture’s Feet Hawk’s Feet
  • 16. Trowels Feet Hens, Roosters need to scratch grounds to take out worms and seeds. Trowel is a tool used to digging. Hen’s feet work like trowels when they scratch the mud. Hen Rooster’s Feet Hen’s Feet Rooster
  • 17. Climbing Birds Feet Birds like Woodpeckers climb the tree and need to hold on to trees. They have two sharp claws pointing in each directions on their each foot. It helps them to hold the trees and balance while they tap on the tree trunk. Woodpecker Woodpecker’s Legs Woodpecker’s Legs Yellow Woodpecker
  • 18. Webbed Feet Ducks, Goose have feet with front toes joined by the skin. That’s why their feet appear flat. Such feet are called webbed feet. Webbed feet work like paddles and help these in swimming. Duck Goose Feet Duck Feet Goose
  • 19. Wading Birds Feet Herons and Storks are wading birds who can walk in shallow waters. They have long, slender legs with spread out toes. These spread toes help them to walk in water easily while catching the birds. Stork Heron’s Legs Stork’s Legs Heron
  • 20. Birds Chirp Birds do not have teeth. They have a tongue which helps them to make sounds. Birds use special sounds to call their mates. We can identify bird from its call. Parrot is a special bird who can copy human sounds and almost can speak like us.
  • 21. Birds Chirp Different birds can make different sounds. Mynah, Cuckoo, Skylark and Nightingale have sweet sounds. Mynah Nightingale Cuckoo Skylark
  • 22. Nests Home of birds is called as a Nest. Birds make their nests to lay eggs and raise their young ones. A baby bird is called a Chick. It stays in the nest till they get old enough to fly. Then they leave and fly off. Birds use Straw, Fiber, Wool, Cotton, Thread, Twigs, Leaves and even paper to build their Nests.
  • 23. Nests Mother birds lay eggs in the nests. Then they take care of eggs and keep them warm till they are ready to hatch. Different birds build different types of nests. Weaver Nest Crow Nest Hen sitting on eggs
  • 24. Migration When the weather of a place becomes unsuitable for birds; they fly away to other places. They come back when the weather changes again. This process is called as Migration. And the birds are called Migratory Birds.
  • 25. Migratory Birds In winter when it is vey cold in Siberia, the Siberian Cranes fly to India. They go back when it is warm in Siberia. The longest distance migration is done by Arctic Tern. They fly from Arctic (North polar region) to Antarctic (South polar region). Siberian Crane Arctic Tern European Turtle Dove