| Titre : | Ostrich 78(3) - OCT 2007 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
H. D. Jackson, Auteur
Article
Martin Dallimer, Auteur ;
Peter J. Jones, Auteur
Article
Digby P. Cyrus, Auteur ;
C. Fiona MacKay, Auteur
In 1998, a new Water Act was promulgated in South Africa. The basic premise of the Act is that a river and its associated estuary are recognised as having a legitimate right to water as a resource. These aquatic ecosystems are entitled to the qu[...]
Article
Michael F. Schneider, Auteur ;
Agostinho A. Jorge, Auteur
Article
Grzegorz Kopij, Auteur
The diet of Lesser Kestrels Falco naumanni wintering in an agriculturally-transformed area in Lesotho was studied by means of pellet analysis. Orthopterans, beetles and solifugids (sun spiders) comprised the staple food of the wintering Lesser K[...]
Article
Bernd P. Freymann, Auteur ;
Han Olff, Auteur
Article
Eduardo Garcia-Del-Rey, Auteur ;
Will Cresswell, Auteur
We describe the density, breeding and foraging ecology of the Berthelot's Pipit (Anthus berthelotii), an endemic passerine to the Atlantic islands, in the semi-arid coastal scrub of Tenerife. Furthermore, we analyse the effects of temperature an[...]
Article
Kathleen M. C. Tjorve, Auteur
Article
H. D. Jackson, Auteur
I undertook a review of evidence for the translocation of eggs and young by nightjars through a comprehensive search of the literature. I found that most of the evidence was based on hearsay, supposition, a misunderstanding of nightjar behaviour[...]
Article
W. Richard J. Dean, Auteur ;
Suzanne J. Milton, Auteur
Article
Peter J. Jones, Auteur ;
Robert A. Cheke, Auteur ;
Nicky Bousfield, Auteur
The timing of primary moult of adult Red-billed Queleas Quelea quelea, captured as they were completing an unusually late breeding attempt at Francistown, northern Botswana, in June 2004, was compared with the timing of moult of birds breeding e[...]
Article
Arnaud Gregoire, Auteur ;
Michael I. Cherry, Auteur
Nest predation is a primary cause of nesting mortality for many bird species, particularly passerines. Nest location can affect predation, and it has also been demonstrated that predation risk can alter nest site selection. Birds can limit preda[...]
Article
Pepper W. Trail, Auteur
Africa is home to 23 of the world's 54 hombill species, including the largest members of the family, the ground hombills. None of Africa's hombills are currently considered to be at significant risk of extinction by IUCN, and none are listed und[...]
Article
Henk Bouwman, Auteur ;
Retha Hoffman, Auteur
Considering the frequent nature of fires and resultant drastic change in habitat following fire, research on the effects of fire on birds in the grasslands of South Africa is surprisingly scarce. For at least five months after burns we followed [...]
Article
Michel Louette, Auteur
Information is presented on moult of the Long-tailed Hawk Urotriorchis macrourus, based on 51 specimens. The postjuvenile primary moult is descendant, but the annual primary moult is descendant in about half of the cases only and regular serial [...]
