One of a series of branches fused to the rachis (stem) of a feather. The barbs themselves also have branches called barbules, which have hooks that lock the barbs together[WP]. [ https://en.wikivet.net/Feather_-_Anatomy_%26_Physiology http://en.wikipedia.org/wiki/Barb_(feather) ]
This is just here as a test because I lose it
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Subclass of:
- ectoderm-derived structure
- integumentary projection
- part of some feather shaft
- part of some feather
- branching part of some feather shaft