![Barb and two types of barbules in feather [1, 2] (a), a rotated barbule... | Download Scientific Diagram Barb and two types of barbules in feather [1, 2] (a), a rotated barbule... | Download Scientific Diagram](https://www.researchgate.net/publication/337366802/figure/fig1/AS:960321988612148@1605970012940/Barb-and-two-types-of-barbules-in-feather-1-2-a-a-rotated-barbule-before-white.png)
Barb and two types of barbules in feather [1, 2] (a), a rotated barbule... | Download Scientific Diagram
![DEVOTO - Double barb 7mm diameter shaft with sharkfins - Speargun Shafts - Spearfishing & Freediving DEVOTO - Double barb 7mm diameter shaft with sharkfins - Speargun Shafts - Spearfishing & Freediving](https://www.diveshop.gr/media/catalog/product/cache/2/image/650x650/9df78eab33525d08d6e5fb8d27136e95/1/2/1222.jpg)
DEVOTO - Double barb 7mm diameter shaft with sharkfins - Speargun Shafts - Spearfishing & Freediving
![Feather structure consisting of a hollow shaft (Quill) and rachis, with... | Download Scientific Diagram Feather structure consisting of a hollow shaft (Quill) and rachis, with... | Download Scientific Diagram](https://www.researchgate.net/publication/327861725/figure/fig1/AS:674693484929029@1537870870604/Feather-structure-consisting-of-a-hollow-shaft-Quill-and-rachis-with-the-vane.png)
Feather structure consisting of a hollow shaft (Quill) and rachis, with... | Download Scientific Diagram
![Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative. EPIDERMAL STRUCTURES. 95. Fig. ioi. Part of a feather, enlarged, a, portion of shaft showing a part of a barb with its barbules; Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative. EPIDERMAL STRUCTURES. 95. Fig. ioi. Part of a feather, enlarged, a, portion of shaft showing a part of a barb with its barbules;](https://c8.alamy.com/comp/RDT0XH/text-book-of-vertebrate-zoology-vertebrates-anatomy-comparative-epidermal-structures-95-fig-ioi-part-of-a-feather-enlarged-a-portion-of-shaft-showing-a-part-of-a-barb-with-its-barbules-b-two-barbules-greatly-enlarged-shaft-with-the-quill-the-vane-supported-by-this-after-shaft-is-usually-more-downy-than-the-others-down-feathers-differ-from-contour-feathers-in-the-absence-of-a-shaft-the-barbs-arising-directly-from-the-end-of-the-quill-these-barbs-never-inter-lock-but-remain-soft-and-ce-from-each-other-in-pin-feathers-filoplumes-there-is-merely-the-devel-opment-of-a-h-RDT0XH.jpg)