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Feathers aus Wikipedia. Zum Beitrag

Feather - Wikipedia, the free encyclopedia a.new,#quickbar a.new{color:#ba0000} /* cache key: enwiki:resourceloader:filter:minify-css:3:f2a9127573a22335c2a9102b208c73e7 */ Feather From Wikipedia, the free encyclopedia   (Redirected from Feathers) Jump to: , For other uses, see Feather (disambiguation). It has been suggested that Barb (feather) and Barbule be merged into this article or section. (Discuss) Feather variations Feathers are one of the and indeed a premier example of a complex evolutionary novelty. They are among the characteristics that distinguish the extant

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Structure and characteristics

Parts of a feather: 1. Vane 2. Rachis 3. Barb 4. Afterfeather 5. Hollow shaft, calamus Featherstructure of a Blue-and-yellow Macaw Budgerigar feather, magnified, showing interlocking barbules Feathers are among the most complex integumentary appendages found in vertebrates and are formed in tiny follicles in the epidermis, or outer skin layer, that produce keratin mehr

Feathers aus Wikipedia. Zum Beitrag