Polymorphism of the architectonics of definitive contour feathers.
Severtsov Institute of Ecology and Evolution, Russian Academy of Sciences, Leninskii pr. 33, Moscow, 117071 Russia.
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OF
Chernova
D000818:Animals; D001717:Birds / Q000145:classification; D005241:Feathers / Q000033:anatomy & histology / Q000166:cytology / Q000648:ultrastructure*; D008855:Microscopy, Electron, Scanning