Question

how the legs of the birds are modified for the Adaptation of flyings​

Answer 1

Answer:

The bodies of birds are adapted for flying. Many of a bird's bones are less dense than human bones, which makes birds' bodies lightweight. Flying birds have large chest muscles that move the wings. ... The air sacs enable birds to extract much more oxygen from each breath of air than other animals can.

Answer 2

Answer:

The bodies of birds are adapted for flying. Many of a bird's bones are less dense than human bones, which makes birds' bodies lightweight. Flying birds have large chest muscles that move the wings. The air sacs enable birds to extract much more oxygen from each breath of air than other animals can.

Hope it helps