
(from the article `bird`) Like the scales of reptiles, and those on the feet of birds, feathers are made of keratin, a fibrous protein also found in hair. Feathers vary ... Feathers are unique to birds. Those of adults are admirably engineered to be lightweight yet strong. They are of three basic types, each associated ... [2 related...
Found on
http://www.britannica.com/eb/a-z/c/135

predominant feather type found on the body, wings, and tail of the bird (as opposed to other feather types
Found on
http://www.sialis.org/glossary.htm

[
n] - feathers covering the body of an adult bird and determining its shape
Found on
http://www.webdictionary.co.uk/definition.php?query=contour%20feather

Predominate feather type found on the body, wings, and tail of the bird (as opposed to other feather types: down, bristles, semiplumes, etc.).
Found on
https://nestwatch.org/learn/general-bird-nest-info/words-about-birds/
noun feathers covering the body of an adult bird and determining its shape
Found on
https://www.encyclo.co.uk/local/20974

one of the feathers that form the surface plumage of a bird, including those of the wings and tail but excluding such specialized types as downs and filoplumes.
Found on
https://www.infoplease.com/dictionary/contour-feather
No exact match found.