THE DOWN-LIKE NESTLING PLUMAGE OF THE PALM SWIFT CYPSIURUS PARVUS (LICHTENSTEIN)
作者： C. T. Collins
DOI: 10.1080/00306525.1965.9633885
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摘要: (1965). THE DOWN-LIKE NESTLING PLUMAGE OF PALM SWIFT CYPSIURUS PARVUS (LICHTENSTEIN) Ostrich: Vol. 36, No. 4, pp. 201-202.
sci-hub.se 参考文章(3)
James P. Chapin, James Chapin, The birds of the Belgian Congo ,(1932)
Charles T. Collins, The "Downy" Nestling Plumage of Swifts of the Genus Cypseloides The Condor. ,vol. 65, pp. 324- 328 ,(1963) , 10.2307/1365359
Gordon D. Alcorn, Josselyn Van Tyne, Andrew J. Berger, Fundamentals of Ornithology The Murrelet. ,vol. 40, pp. 36- ,(1959) , 10.2307/3535986