Pinioning

Pinioning is the act of surgically removing one pinion joint, the joint of a bird`s wing farthest from the body, to prevent flight. Pinioning is often done to waterfowl and poultry. It is not typically done to companion bird species such as parrots. ==Procedure== Removing the pinion joint of a bird stops the growth of the primary feathers, preven....
Found on http://en.wikipedia.org/wiki/Pinioning

Pinioning

• (p. pr. & vb. n.) of Pinion
Found on http://thinkexist.com/dictionary/meaning/pinioning/
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