Definition of contour feather in English:
Any of the mainly small feathers which form the outline of an adult bird’s plumage.
- A set of avian feathers have even been found, including a superb fragment of a contour feather.
- They often share a follicle with a contour feather.
- The insulation theory is based on the conclusion that primitive feathers were a type of contour feather.
Definition of contour feather in:
- US English dictionary
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