Question

birds information for standard sixth

Answer 1

birds are aerial animals, they can fly because of their light body and hollow bones .
there are too many varieties of birds .

Answer 2

HI i too study in 6 th I can tell you easily

there are a lot of birds like - Kingfishers , woodpeckers  sparrows etc. but  they fly because they have hollow bones and light feathers which helps them to fly

hope it's enough