Find some fun information about birds:
● Some birds like Croak and Babu birds are very smart. They can create a nice home. Crab cerebral hemispheres are large.
● When resting, the heart of the bird vibrates 400 times a minute. When the bird flies, the heart of the bird vibrates more than 1000 times in a minute.
● Male birds have fancy feathers, they dance and sing. The female bird is attracted to the male bird and chooses her companion.
● The bone in the bird's body is very hollow. That's why they are easy to move.
● While migrating, many birds can travel thousands of miles without any breaks. Many birds move to high places for spring and summer reproduction.
● The smallest bird is Haming Bird whose size is 5 centimeters and weighs 3 grams. This small bird could fly in the opposite direction.
● There are some birds that can not fly like ostrich, penguins and dodo birds.