n.
a gear with a small number of teeth designed to mesh with a larger wheel or rack
any of the larger wing or tail feathers of a bird
同义词：flight featherquillquill feather
wing of a bird
同义词：pennon
Pinioning non-agricultural birds.
Animal-pinioning and jaw-opening device
A Suggestion for Pinioning Birds
Pinioning of wild birds in captivity: A clinical study
A Simple Method of Pinioning Insects
Pinioning young birds with hemostatic clips. (a photographic essay)
Pinioning the Genie: International Checks on the Spread of Nuclear Weapons
A technique for cosmetic pinioning of adult birds.
Wing amputation of birds in lieu of pinioning
COMPARA O DO MéTODO DA AMPUTA O DO II E III METACARPIANOS (PINIONING) E DA TERMOCAUTERIZA O PARA COIBIR O V O EM POMBOS (Columbi...
