Flight Feather Age differences in flight feathers
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Flight feathers (Pennae volatus) are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird;...
Glossary of bird terms (redirect from Axillary feathers)true flight feathers. Nevertheless, alula feathers are a distinct aid to slow flight. anisodactylous Descriptive of tetradactyl (four-toed) birds in which...
Archaeopteryx (category Feathered dinosaurs)impressions of feathers. Because these feathers are of an advanced form (flight feathers), these fossils are evidence that the evolution of feathers began before...
Microraptor (category Feathered dinosaurs)tail feathers. As in modern bird wings, Microraptor had both primary (anchored to the hand) and secondary (anchored to the arm) flight feathers. This...
Confuciusornis (category Feathered dinosaurs)pygostyle was covered in short, non-aerodynamic feather tufts similar to the contour feathers of the body, rather than the familiar feather fan of modern bird...
Precociality and altriciality (section Differences)particularly broad in birds. Precocial birds hatch with their eyes open and are covered with downy feathers that are soon replaced by adult-type feathers. Birds of...
Anchiornis (category Feathered dinosaurs)surface made up of uncovered flight feathers. In some Anchiornis fossils, on the other hand, several layers of covert feathers seem to extend down to cover...
US Airways Flight 1549 was a regularly scheduled US Airways flight from New York City's LaGuardia Airport to Charlotte and Seattle, in the United States...
Bird (redirect from Birds in folklore)and geese, lose all of their flight feathers at once, temporarily becoming flightless. As a general rule, the tail feathers are moulted and replaced starting...
Hummingbird (redirect from Sexual dimorphism in hummingbirds)tail feathers, and those same feathers could produce the dive sound in a wind tunnel. The bird can sing at the same frequency as the tail-feather chirp...
Sinornithosaurus (category Feathered dinosaurs)(barbules) that flight feathers have, which allow the flight feathers to form a continuous vane. Some scientists have suggested that the feathers might have...
Dromaeosauridae (section Feathers)of feathers, still preserve the associated bumps on the forearm bones where long wing feathers would have attached in life. Overall, this feather pattern...- Specimens of Archaeopteryx (redirect from Feather of Archaeopteryx)its aerodynamic function as a flight feather. As the feather bears little resemblance to the rectrices (tail feathers) of the other full Archaeopteryx...
Incisivosaurus (category Feathered dinosaurs)juvenile's feathers were consistent with pennaceous feathers in the midst of moulting. In modern birds, new vaned feathers emerge from the feather follicle...
James's flamingo (category Birds described in 1886)amount of black can be seen in the wings; these are the flight feathers mentioned above. There are typically 12 to 16 tail feathers. James's flamingos molt...
Jeholornis (category Fossil taxa described in 2002)down much of the tail length. In at least one species, Jeholornis palmapenis, there were 11 tail feathers. The feathers were short and pointed, and arched...
Golden eagle (category Birds described in 1758)the feather tracts in a general front-to-back direction. Feathers on head, neck, back and scapulars may be replaced annually. With large feathers of the...
Pterosaur (category Wikipedia articles in need of updating from July 2022)Pycnofibers grew in several forms, from simple filaments to branching down feathers. These may be homologous to the down feathers found on both avian...
Budgerigar (category All Wikipedia articles written in Australian English)(dark-blue); and outside tail feathers display central yellow flashes. Their wings have greenish-black flight feathers and black coverts with yellow fringes...
Red-winged blackbird (category Birds described in 1766)to begin feather replacement, but the renewal of most of the capital feathers is complete before that of the secondary feathers, tail feathers, and under-wing...
- On Sexual Differences in the Feathering of the Wing (1900) by Edward Degen 3622722On Sexual Differences in the Feathering of the Wing1900Edward Degen
- Birds are theropod dinosaurs characterized primarily by feathers, forelimbs modified as wings, and toothless beaks. Anzû Blackbirds Bluebirds Bobolinks
- accelerated the Jet Age. One exception to the domination by turbofan engines was the turboprop-powered Tupolev Tu-114 (first flight 1957). This airliner