When a bird moves forward through the air, the shape and curve of the wing cause the air to flow faster above the wing than below it. The faster air above lowers the pressure (drawing the bird ...

To generate lift, a bird has merely to tilt its wings, adjusting the flow of air below and above them. Airplane wings exploit some of the same aerodynamic tricks. But a bird wing is vastly more ...

A little larger than the mourning dove; generally brownish gray above and a paler gray below ... framing lower edge of auricular. On perched bird, wing patch shows only as a thin white line ...

The Wings Over Muscatatuck Annual Spring Migratory Bird Festival will take place from 8 a.m. to noon on April 25 and 8 a.m. to 4 p.m. April 26 at Muscatatuck National Wildlife Refuge, three miles ...