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出版British Trust for Ornithology, 1983
主題Science / Life Sciences / Anatomy & Physiology
ISBN09037930249780903793025
URLhttp://books.google.com.hk/books?id=Sd9FAAAAYAAJ&hl=&source=gbs_api
註釋Presents a summary of the plumage of birds, its structure, arrangement and functions and reviews the various types of moult patterns which are found and the ways of recording them. This title also presents species-by-species account of points including the number of flight feathers, the sequence, and season and rate of moult.