The crested pigeon, found in Australia, has a modified wing feather that helps produce an alarm signal sound to warn other birds when there's trouble. Feathers are not just for flight. They keep birds ...
Gray, white and red feathers fly out the back of a red pickup truck onto the following car’s windshield. As the sun rises, Larry Decareaux, a member of the Delta Pigeon Racing Club, drives crates of ...
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