All birds do have wings. For birds like Penguins, the wings have turned into flippers.
Because down feathers are small and fluffy. Flight feathers are long and slender - and interlock with each other to form a large, aerodynamic surface.
contour and the feathers to keep them warm are down.
All birds have feathers, and all birds have down, which are the softer, inner feathers.
Contour feathers are on the wings and tail.
The down of birds is a layer of fine feathers found under the tougher exterior feathers. Very young birds are clad only in down. Powder down is a specialized type of down found only in a few groups of birds. These fluffy feathers are designed to insulate birds to keep them warm.
Down feathers.
No, the water is absorbed by the feathers, and the weight of it pushes the birds down.
Just like humans sweat to cool there body down, birds ruffle their feathers to cool themselves down
Roll is achieved with an inverse pitch of their tail feathers. When the left feathers are pitched up, and the right feathers are pitched down, the bird will roll to the left. Left down and right up will result in a roll to the right. This can also be done with greater intensity with the wings, but at a sacrifice of thrust and lift.
They are called Down Feathers. Why, I have no idea.
Most baby birds are born with feathers called 'down'.
The question is rather vague. But all birds have feathers - even non-fliers such as an Ostrich.
Birds are the only animals with feathers. They have two main types. Strong, lightweight contour feathers give birds their coloring and shape. They help the birds steer while flying. Soft, fluffy down feathers give adult birds a layer of protection next to their skin. Down feathers cover the bodies of young birds."Actual information from a book, better use it, 'cause you'll probably need it for the Seventh Grade, right... ? I would know, since I am one. :D"