
Barbule | anatomy | Britannica
In many birds, some or all of the feathers lack the barbules or the hooks, and the plumage has a loose, hairlike appearance. …in turn, have branches, the barbules. The barbules on the distal …
Feather - Wikipedia
Fused to the rachis are a series of branches, or barbs; the barbs themselves are also branched and form the barbules. These barbules have minute hooks called barbicels for cross …
BARBULE Definition & Meaning - Merriam-Webster
The meaning of BARBULE is a minute barb; especially : one of the processes that fringe the barbs of a feather.
Anatomy: Parts of a Feather | Outside My Window
Jul 2, 2010 · Each barb is a feather within a feather with a little shaft and little barbs of its own called barbules. When viewed as a whole the barbs are the vane. Barbules (too tiny to show …
How are feathers attached to birds? - Birdful
Feb 10, 2024 · Feathers are made up of a central shaft called a rachis. Thin structures called barbs extend out from the rachis, forming the vane of the feather. The barbs have even …
Barb | feather | Britannica
Although microscopic evidence from fossil forms is scant, at some point the barbs evolved barbules, the tiny hooks that provide mechanical structure to the vanes and give them …
Everything You Need To Know About Feathers
The barbules evolved hooks that interlock to make flat vanes as in current contour feathers. 5. The feather structure evolved asymmetry with the aerodynamic properties of modern-day flight …
Bird basics: Six different feather types explained
Sep 14, 2024 · Birds have six different feather types that vary in shape, structure, and function. The most familiar is the contour feather. It consists of a central shaft and countless barbs that …
Barbule | definition of barbule by Medical dictionary
The bluebird's blue is called a "structural color," caused when light is scattered and reflected by tiny structures within each feather's myriad microscopic barbules. In the bluebird's case, the …
Barbules - definition of barbules by The Free Dictionary
Define barbules. barbules synonyms, barbules pronunciation, barbules translation, English dictionary definition of barbules. n. Zoology A small barb or pointed projection, especially one …