| Titre : | Ostrich 85(1) - JAN 2 2014 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Anthony R. E. Sinclair, Auteur ;
Ally Nkwabi, Auteur ;
Simon A. R. Mduma, Auteur ;
Flora Magige, Auteur
In this paper we examine how climate change interacts with other disturbances to alter the functioning of a tropical ecosystem, the Serengeti in Tanzania. Tropical Africa has increasing temperatures and changes in rainfall. Long-term data have s[...]
Article
Article
Jose Luis Horreo, Auteur ;
Juan Carlos Alonso, Auteur ;
Borja Mila, Auteur
Taxonomic classification of birds based exclusively on morphology and plumage traits has often been found to be inconsistent with true evolutionary history when tested with molecular phylogenies based on neutrally evolving markers. Here we prese[...]
Article
Manuel Schweizer, Auteur ;
Guy M. Kirwan, Auteur
The monophyly of the African brown bunting' complex was corroborated by a recent molecular study. However, the little-known Socotran endemic Emberiza socotrana, which is morphologically similar to the other taxa in this complex, was not included[...]
Article
Kathleen F. Carstens, Auteur
Egg-capping' describes occurrences of the empty shell from a hatched egg slipping over an unhatched egg from the same clutch. It is a rare phenomenon, occurring typically in
Article
Craig T. Symes, Auteur ;
Annie R. Antonites, Auteur
Our study reports on contrasts in prey items from African Crowned Eagle Stephanoaetus coronatus nesting in forest (n = 1) and savanna (n = 2) biomes in KwaZulu-Natal, South Africa. At least 12 taxa were identified at a forest nest, of which 92.1[...]
Article
John E. Cooper, Auteur ;
Amy E. Deacon, Auteur ;
Thomas Nyariki, Auteur
Recent largely unexplained deaths in African flamingos have prompted the need for standard, reproducible methods for the post-mortem examination of these birds, for the taking of samples and for the recording of findings. Here we describe suitab[...]
Article
Christopher J. Swatridge, Auteur ;
Ara Monadjem, Auteur ;
David J. Steyn, Auteur ;
Garth R. Batchelor, Auteur ;
Ian C. W. Hardy, Auteur
This study aimed to identify variables that affect habitat selection and nesting success of the African Crowned Eagle Stephanoaetus coronatus, the largest forest raptor, in north-eastern South Africa. A preference for nesting in the Northern Mis[...]
Article
W. R. J. Dean, Auteur
Article
Adrian J. F. K. Craig, Auteur
Reviews of nectar-feeding by birds initially focused on specialist nectarivores and ignored the role that more generalist feeders may play in plant pollination. Recent work has emphasised the range of bird species, both specialist and opportunis[...]
Article
Colleen Downs, Auteur ;
Doug Harebottle, Auteur ;
Tim Dodman, Auteur ;
Abdoulaye Ndiaye, Auteur ;
Phoebe Barnard, Auteur ;
Brian Huntley, Auteur ;
Darcy Ogada, Auteur ;
André Botha, Auteur ;
Fleur Ng'weno, Auteur
Article
Ian Rushworth, Auteur ;
Sonja Krueger, Auteur
Wind farms have been shown to cause bird mortality in many studies. Proposals for the development of wind farms in Lesotho, which is core habitat for small and declining populations of the regionally Endangered Bearded Vulture Gypaetus barbatus [...]
Article
Derek Engelbrecht, Auteur ;
Lucket Dikgale, Auteur
We studied the breeding ecology of the Chestnut-backed Sparrowlark Eremopterix leucotis over three years between 2008 and 2010. The breeding season was bimodal with a main peak in laying in autumn (March-April) and another smaller peak in spring[...]
Article
Eric Djomo Nana, Auteur ;
Ondřej Sedláček, Auteur ;
Jana Vokurková, Auteur ;
David Hořák, Auteur
Nest predation is the leading cause of reproductive failure in birds and thus it shapes their life history strategies. Intensities of nest predation appear to differ among nest locations and types in both temperate and tropical regions. However,[...]
