Thay have reflexis
by running and jumping off the ground, also by flapping their wings -Although SOME birds (like the Albatross) have a hard time flapping, THEY HAVE TO WAIT for a strong breeze. Airplanes' wings are thicker at the front of the wing than at the back of the wing. This is in imitation of birds' wings.
humming birds
A flying bird's wing is in the shape of an airfoil.
the birds wing is hairy and the insects wing is delicate
Without wings, birds couldn't fly.
A bird creates lift by flapping its wings Aircraft move by the air moving over the wings (where as birds move by moving their wings around the air)
The back of a bird's wing. :D
They got their names as humming birds because when they move their wing very quickly And from that humming sounds come this is why they are called humming birds
A birds wing looks like a bunch of fethers. take a look for your sellf at bing.com or google and punch in "what dose a birds wing look like" and there you can see.
No. Both the cedar and bohemian waxwings are common birds.
yes
so they can fly