Question

Why are birds flying in sky. Why not birds working on earth.

Answer 1

the birds are able to fly into sky bcz..their lungs can store lot of airs so, it help to flight them...
birds are not become for walking into the ground bcz...they has wings not their wimb...

I think u will understand..

Answer 2

Hey dear friend ,

Here is your answer. - -

The birds are flying in sky . They doesn't work on earth because they are not safe on earth . They are small part of a large world so we can't care them , so they are not safe on earth .

**** Thanks *****