Answer to Question #65909 in Biology for Laiba

Question

Why do birds fly in air easily??

Answer 1

Birds are flying by flapping their wings up and down as well as forward through the air. Vertical motion of
the wing is greatest farther away from the body.Closer to the body, wing movement is primarily horizontal.

Apart from that, birds have a number of other body specifics allowing an easy flight: empty tube bones, quick metabolism without agglomeration of fecal masses.