| Titre : | Ostrich 73(3-4) - SEP 2002 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
T. W. P. Friedl, Auteur
Article
D. J. Pearson, Auteur ;
L. Serra, Auteur
Ringing data for 269 Grey Plovers, Pluvialis squatarola, caught between 1977 and 1988 were analysed. Adults started primary moult soon after arrival in August and September. Mean starting date of adult primary moult was estimated to be 13 Septem[...]
Article
R. J. Dowsett, Auteur
Article
K. Mbatha, Auteur ;
C. T. Downs, Auteur ;
M. Penning, Auteur
Nectar passage and digestive tract morphology of two unrelated nectarivorous bird species, the Malachite Sunbird, Nectarinia famoso, and the Black-capped Lory, Lorius Iory, were examined. X-ray techniques were used to determine the gross anatomy[...]
Article
M. A. Peirce, Auteur ;
M. D. Anderson, Auteur
Article
C. S. Ratcliffe, Auteur ;
R. M. Gous, Auteur ;
H. K. Swatson, Auteur ;
T. M. Crowe, Auteur
Helmeted Guineafowl, Numida meleagris, populations have declined significantly within the Midlands of KwaZulu-Natal since the early 1980s. Because guineafowl have been observed feeding on harvested soybean lands and because raw soybeans are know[...]
Article
V. Salewski, Auteur ;
K. H. Falk, Auteur ;
F. Bairlein, Auteur ;
B. Leisler, Auteur
We investigated the habitat selected by two Palaearctic migrants (Pied Flycatcher, Ficedula hypoleuca, Willow Warbler, Phylloscopus trochilus) in a patchy landscape in Ivory Coast and compared it with the habitat selection of Afrotropical specie[...]
Article
D. H. de Swardt, Auteur
Article
R. G. Selman, Auteur ;
M. R. Perrin, Auteur ;
M. L. Hunter, Auteur
Ruppell's Parrot, Poicephalus rueppellii, inhabits a markedly seasonal environment in Namibia and feed on plant seeds that respond to that seasonality. Although Ruppell's Parrots were seen feeding at 37 plant species they showed clear preference[...]
Article
C. T. Symes, Auteur ;
J. O. Wirminghaust, Auteur ;
C. T. Downs, Auteur
Presence data were recorded and analysed for avian bird species in a study of three separate Afromontane Forests in the KwaZulu-Natal Midlands, South Africa. Levels of endemism for South Africa and forest-specificity were investigated. In total,[...]
Article
H. D. Jackson, Auteur
Article
S. Le Maitre, Auteur
The critically endangered Seychelles Magpie Robin, Copsychus sechellarum, is one of the rarest birds in the world. At the end of December 1999, there were 88 individuals distributed on four small granite islands: Fregate, Aride, Cousin and Cousi[...]
Article
A. Monadjem, Auteur
Population density and community structure of birds was studied at three sites in broadleaved (combretaceous) woodland in the lowveld of Swaziland. Birds were surveyed monthly using a standard point count technique. A total of 94 species of bird[...]
Article
S. J. Tyler, Auteur
Article
R. E. Simmons, Auteur ;
D. G. Allan, Auteur
Like many other southern African rivers, the avifaunal richness and abundance of the Orange River, southern Africa's longest, remains virtually unknown. Given that the Orange River runs through hyper-arid regions in its lower reaches, its linear[...]
Article
B. G. Visser, Auteur ;
P. A. R. Hockey, Auteur
Three pairs of Knysna Warblers were monitored on the south-eastern slopes of Table Mountain during the 2000 breeding season. Males displayed alone on territories until the second half of August, when females arrived. Nest-building (8 days) and i[...]
Article
D. H. de Swardt, Auteur
Article
M. Lawes, Auteur ;
R. Slotow, Auteur ;
S. Andersson, Auteur
Previous studies of the highly polygynous and strikingly sexually dimorphic Red Bishop, Euplectes orix (Ploceinae, weaverbirds), have suggested random female settlement patterns and no correlates of male reproductive success except the number of[...]
Article
M. Herremans, Auteur ;
M. Muller, Auteur ;
R. Allsopp, Auteur ;
W. D. Borello, Auteur ;
E. Pryce, Auteur ;
B. Pryce, Auteur ;
D. Herremans-Tonnoeyr, Auteur ;
D. Bridges, Auteur
Article
K. Hustler, Auteur
Two Lesser Jacana nests were found in Hwange National Park, Zimbabwe and were observed over a period of four months beginning in March 2000. Both sexes were involved in preparing the breeding platform, incubation, and caring for the chicks, whic[...]
Article
H. D. Jackson, Auteur
Afrotropical nightjars have evolved a number of adaptations that enable them to cope well with various natural mortality factors facing them. They are however; extremely vulnerable to the many human factors that affect their lives: Three areas o[...]
