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Documents disponibles écrits par cet auteur (4)
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Article
D. Harebottle, Auteur ; H. D. Oschadleus, Auteur
Article
H. D. Oschadleus, Auteur ; T. Osborne, AuteurSeasonal variation in body mass and wing length, and the onset and duration of primary moult, were investigated for Chestnut Weavers from northern Namibia. Body mass of adult males was 31.2g (SID 2.6), and adult females weighed 27.4g (SD 1.9). B[...]
Article
H. D. Oschadleus, AuteurThe biometric and primary moult data housed at the South African Bird Ringing Unit (SAFRING) were analysed for the Sociable Weaver Philetairus socius. The average body mass and wing length was 27.9g (SD = 2.2) and 74.1mm (SD = 2.5), respectively[...]
Article
H. D. Oschadleus, Auteur ; G. D. Underhill, Auteur ; L. G. Underhill, AuteurTiming of breeding and moult is analysed in the Masked Weaver Ploceus velatus. It is common throughout southern Africa, which is largely a summer rainfall area. This species expanded its range into the Western Cape, a winter rainfall region, in [...]
