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rectrix
[ rek-triks ]
noun
- one of the tail feathers of a bird controlling direction during flight.
rectrix
/ r蓻k藞tr瑟蕛蓹l; 藞r蓻ktr瑟ks /
noun
- any of the large stiff feathers of a bird's tail, used in controlling the direction of flight
Derived Forms
- rectricial, adjective
Other 亚洲网紅露点 Forms
- 谤别肠路迟谤颈路肠颈补濒 [rek-, trish, -, uh, l], adjective
亚洲网紅露点 History and Origins
亚洲网紅露点 History and Origins
Origin of rectrix1
Example Sentences
Description.鈥擜bove clear cinereous; lores and short superciliaries whitish; well-defined nape-patch bright rufous; wings brownish; upper tail-coverts and tail black, outer margin of outer rectrix white: below clear cinereous white, brighter on lower belly, crissum, and under wing-coverts; bill and feet black: whole length 6路5 inches, wing 4路0, tail 2路8.
Description.鈥擜bove greyish brown, lores and slight superciliaries whitish; tail-coverts and tail black, the outer web of the outer rectrix white; below pale greyish white, whiter on the belly and crissum; bill black, with the base of the lower mandible yellowish; feet black: whole length 5路5 inches, wing 3路4, tail 2路4.
Description.鈥擜bove greyish olive, lores and superciliary stripe whitish; wings blackish, with whitish edgings to the coverts and outer secondaries; tail blackish; outer web of the external rectrix and broad tips of the four external pairs white; beneath pale yellow; bill and feet black: whole length 5路8 inches, wing 2路3, tail 3路0.
Description.鈥擜bove black, upper wing-coverts crossed by a row of white spots; the outer rectrix on each side tipped and barred with white, the other rectrices, excepting the middle pair, spotted with white on their inner webs; beneath pure white; bill black, feet grey: whole length 8路0 inches, wing 3路6, tail 2路8.
Description.鈥擜bove brownish olive; head black, mixed with white and surmounted by narrow elongated black crest-feathers; wings blackish, outer web of external rectrix whitish; beneath pale stramineous, throat and breast white, densely striated with black; under wing-coverts white; bill yellowish, with a black tip; feet black: whole length 4路2 inches, wing 2路1, tail 2路0.
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