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The skeleton of a bird wing. Places of attachment of various groups of flight feathers are indicated. The mute swan with outstretched wings Wing of the white-tailed eagle. Bird wings are a paired forelimb in birds. The wings give the birds the ability to fly, creating lift. Terrestrial flightless birds have reduced wings or none at all (for ...
The word is Latin and means "winglet"; it is the diminutive of ala, meaning "wing". The alula is the freely moving first digit, a bird's "thumb", and typically bears three to five small flight feathers, with the exact number depending on the species. There also are minor covert feathers overlying the flight feathers.
Red kite (Milvus milvus) in flight, showing remiges and rectrices. Flight feathers (Pennae volatus) [1] are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird; those on the wings are called remiges (/ ˈ r ɛ m ɪ dʒ iː z /), singular remex (/ ˈ r iː m ɛ k s /), while those on the tail are called rectrices (/ ˈ r ɛ k t r ...
Labelled dorsal musculature of a pigeon wing. The skin muscles help a bird in its flight by adjusting the feathers, which are attached to the skin muscle and help the bird in its flight maneuvers as well as aiding in mating rituals. There are only a few muscles in the trunk and the tail, but they are very strong and are essential for the bird.
The tips of these feathers are waterproof and help protect the bird from the elements, while the inner parts of the feather near the bird's body are more downy. Wing contour feathers (known as coverts) help with the aerodynamics of the wing by covering where the flight feathers attach to the bone.
The wing feathers of male club-winged manakins Machaeropterus deliciosus have special structures that are used to produce sounds by stridulation. [23] A contour feather from a Guinea fowl. Some birds have a supply of powder down feathers that grow continuously, with small particles regularly breaking off from the ends of the barbules.
The layer of small, fluffy down feathers that lie underneath the outer contour feathers on a bird's body. [51] Compare: natal down and powder down. breast The topographical region of a bird's external anatomy between the throat and the belly. [52] breeding plumage See alternate plumage. brood
Feathers (3 C, 35 P) Pages in category "Bird anatomy" The following 66 pages are in this category, out of 66 total. ... Wattle (anatomy) Wing; Wing chord (biology)