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Auteur P. E. Hulley |
Documents disponibles écrits par cet auteur (6)
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Article
P. LLoyd, Auteur ; AJFK Craig, Auteur ; P. E. Hulley, Auteur ; M. F. Essop, Auteur ; P. Bloomer, Auteur ; T. M. Crowe, AuteurThe closely related Blackeyed Bulbul Pycnonotus barbatus, Cape Bulbul P. capensis and Redeyed Bulbul P. nigricans have parapatric to locally sympatric distributions within southern Africa. Extensive hybridization along narrow transition zones be[...]![]()
Article
AJFK Craig, Auteur ; P. E. Hulley, Auteur ; C. A. Whittington-Jones, Auteur ; B. T. Bonnevie, AuteurDuring a study of granivorous birds in the Eastern Cape, South Africa, we have recorded the timing of moult in the Cape Weaver Ploceus capensis, the Spotted-backed Weaver Ploceus cucullatus, the Masked Weaver Ploceus velatus, the Red-billed Quel[...]![]()
Article
B. T. Bonnevie, Auteur ; A. J. F. K. Craig, Auteur ; P. E. Hulley, Auteur ; G. D. Underhill, Auteur![]()
Article
B. T. Bonnevie, Auteur ; AJFK Craig, Auteur ; P. E. Hulley, Auteur ; G. D. Underhill, AuteurWe compared a data set from the Western Cape, South Africa (GDU, n = 170 Olive Thrushes (Turdus olivaceus), n = 475 Cape Robins (Cossypha caffra)) with our captures in the Eastern Cape, South Africa (n = 197 Olive Thrushes, n = 203 Cape Robins).[...]![]()
Article
C. A. Whittington-Jones, Auteur ; P. E. Hulley, Auteur ; AJFK Craig, AuteurOver the past 20 years, Red-billed Quelea have been recorded more widely and more frequently in the Eastern Cape province. Since 1996 we have censused seed-eaters and ringed more than 4600 Red-billed Quelea at three study sites. Of these, 81 hav[...]



