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barbule
barbule (ˈbɑːbjuːl) [ad. L. barbula; see prec.] 1. = barbel 2. (So in med.L.)1848 S. Maunder Treas. Nat. Hist. Gloss., Barbules, filamentous appendages..attached to the mouths of certain fishes. 1872 Baker Nile Tribut. ix. 146 This fish has four long barbules in the upper jaw. 2. One of the series o...
Oxford English Dictionary
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Serikornis
Symmetrical, barbule-free remiges are attached along the forelimbs and elongated feathers of the hind limbs extend to the toes, suggesting that the remiges
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Lamprotornis
They have glossy blue or green upper parts, which is due to hollow melanin granules arranged in a single layer near the feather barbule's surface.
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filament
filament (ˈfɪləmənt) [ad. mod.L. fīlāment-um, f. late L. fīlāre to spin, f. fīlum thread. Cf. F. filament.] 1. a. A tenuous thread-like body, resembling a fibre of tow; a minute fibre. Often in scientific use, as applied to animal or vegetable structure.1594 T. B. La Primaud. Fr. Acad. ii. 31 The..f...
Oxford English Dictionary
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whiting
▪ I. whiting, n. (ˈhwaɪtɪŋ) Forms: 5–6 whytynge, whitynge, (5 wytenge, -yng), 6 whyting, -yng, whityng, -inge, 7 whytting, Sc. quhiting, quhittine, 8 whitting, Sc. whyten, 8–9 Sc. whiten, 6– whiting. [ad. (M)Du. wijting, also † wittingh, MLG. wîtink ‘aculeja’, ‘amia’, ‘asellus’; app. f. white a. + -...
Oxford English Dictionary
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Eremopezus
Plumage and beak
As birds become flightless, their feathers soon lose the barbule hooks that keep them in shape, becoming more hair-like; when flight performance
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Archaeopteryx
They were markedly asymmetrical and showed the structure of flight feathers in modern birds, with vanes given stability by a barb-barbule-barbicel arrangement
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radius
▪ I. radius, n. (ˈreɪdɪəs) Also 7 -ous. Pl. radii (ˈreɪdɪaɪ); also 7–8 radius's, 8 -uses. [a. L. radius a staff or stake, measuring-rod, spoke, ray, etc. (cf. senses below).] 1. A staff, rod, bar, or other straight object. † a. The staff of a cross; hence Astron. a cross-staff. Obs.1597 Morley Intro...
Oxford English Dictionary
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Thin-film interference
He noticed that pressing the barbule would shift the color toward the blue, while swelling it with a chemical would shift it toward the red.
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أركيوبتركس
متناظر بشكلٍ واضح وامتلكت بنىً لريش الطيران تشابه البنى الموجودة عند الطيور الحديثة بشكل مروحي يؤمّن الاستقرار من خلال ترتيب شوكة – شريب –خطاف، barb-barbule-barbicel
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Outline of birds
Class: Aves
Nature of birds
Bird
Bird anatomy
Bird anatomy
List of terms used in bird topography
Beak
Caruncle
Comb
Feathers
Alula
Barb (feather)
Barbule
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Bio-inspired photonics
The Barbule (the individual strands of a feather that hold its color) of the peacock is made of an outer layer of keratin and an inner layer containing
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Feathered dinosaur
In stage IIIb, barbules paired within the peripheral barbule plates of the barb ridges, create branched barbs with rami and barbules.
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