primary feather

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Related to Primary feathers: Flight feathers, tail feathers
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.primary feather - one of the main flight feathers projecting along the outer edge of a bird's wing
flight feather, quill feather, pinion, quill - any of the larger wing or tail feathers of a bird
References in classic literature ?
When these birds are fishing, the advantage of the long primary feathers of their wings, in keeping them dry, is very evident.
The bird rose and banked, undersides glittering white in the sunlight - and it might be that you have been so distracted by the exquisite fluidity of the blue-greywhite upper feathers that you missed the ink black primary feathers, that sublime final flourish to the extraordinary finery that is the male hen harrier's plumage.
The feather quality was poor with broken primary feathers on both wings and tattered feathers over the remainder of the body.
Some poultry breeds are known to hatch with a well-developed start to the primary feathers on the tips of the wings.
Among the data presented by Ginn and Melville (1983) on the molt patterns of 239 species, duration of molt for primary feathers in Passerines, excluding Corvidae, show that these birds take an average of 65 days (IC95 % = 61-68 days).
Instead, I take a piece of blue painter's tape and wrap it snugly around their primary feathers, which prevents them from flying but won't harm them.
Nearing his peak, his wings' three outer primary feathers will begin producing a delightful, musical twitter that most listeners mistake for a vocalization.
Vincent, "Mechanical properties of primary feathers from the pigeon," The Journal of Experimental Biology, vol.
We realised a lot of it was wing bones, particularly those holding large primary feathers," Prof Finlayson told BBC News.
Moreover, although we do not have a photograph of an open wing, it appears that the primary coverts and secondary or inner primary feathers are partly white on both wings, showing patterns similar to those of a snow bunting.
"White wingers" is the collective slang for the glaucous gull and Iceland gull, as all their primary feathers (the ones at the end of each wing) are pure white in adult plumage.