| Titre : | Ostrich 89(3) - July, 2018 |
| Type de document : | Bulletin |
| Paru le : | 01/07/2018 |
Dépouillements
Article
Dan Chamberlain, Auteur ;
Micheal Kibuule, Auteur ;
Roger Q. Skeen, Auteur ;
Derek Pomeroy, Auteur
Long-term studies of urban birds are relatively scarce, especially in Africa. We analysed trends in species richness and bird species occurrence over a 32-year period in Kampala, Uganda, in order to assess changes in the bird community in a peri[...]
Article
Esther Nosazeogie, Auteur ;
Talatu Tende, Auteur ;
Ara Monadjem, Auteur
Avian scavengers, by feeding on carrion and other organic matter, provide critical ecosystem services. Vultures, the only obligate avian scavengers, have reportedly experienced massive population declines in Africa yet current knowledge regardin[...]
Article
Tim van der Meer, Auteur ;
Shane McPherson, Auteur ;
Colleen Downs, Auteur
Globally urban areas are expanding rapidly and this usually has negative effects on biodiversity. Despite this, some species manage to persist in urban areas, as is the case with African Crowned Eagles Stephanoaetus coronatus in KwaZulu-Natal, S[...]
Article
Tiwonge I. Mzumara, Auteur ;
Mike R. Perrin, Auteur ;
Colleen T. Downs, Auteur
Lilian's Lovebird Agapornis lilianae is a small, near-threatened parrot resident in mopane Colophospermum mopane woodlands. We investigated its diet and foraging behaviour in Liwonde National Park, Malawi. We expected that Lilian's Lovebirds wou[...]
Article
Christie A. Craig, Auteur ;
Robert L. Thomson, Auteur ;
Andrea Santangeli, Auteur
Ecosystem services are cited as one of the many reasons for conserving declining vulture populations in Africa. We aimed to explore how communal farmers in Namibia perceive vultures and the ecosystem services they provide, with special focus on [...]
Article
Eckhart J. Buchmann, Auteur ;
Colleen T. Downs, Auteur
A set of stable simple common bird names helps non-ornithologist birders, who contribute to conservation by visiting protected areas and participating in citizen science projects. Changes in English bird names have caused discomfort in the local[...]
Article
Friederike Woog, Auteur ;
Narisoa Ramanitra, Auteur ;
Andrianarivelosoa Solohery Rasamison, Auteur ;
Rasolondraibe Lovahasina Tahiry, Auteur
Data on longevity is a prerequisite to understand the life-history strategies of a species. For Malagasy songbirds no information has been previously published. Therefore, we studied their longevity in a capture–recapture effort in a rainforest [...]
Article
S. Temidayo Osinubi, Auteur ;
Kevin J. McGraw, Auteur ;
Ulf Ottosson, Auteur ;
Jennifer A. Brown, Auteur ;
James V. Briskie, Auteur ;
Hazel M. Chapman, Auteur
The study of avian integumentary colouration can offer insight into dietary and metabolic processes as well as fitness in focal species. Yet, we know relatively less about the system of feather colouration in African birds in comparison to Europ[...]
Article
Lorinda A. Hart, Auteur ;
Erin P. Wreford, Auteur ;
Mark Brown, Auteur ;
Colleen T. Downs, Auteur
The flight speeds of hunting falconry birds were determined using global positioning system data loggers. Until now, the hunting flight speed of African raptors has not been directly measured. We predicted that hunting flight speeds would differ[...]
Article
Sulaiman I. Muhammad, Auteur ;
Rosli Ramli, Auteur ;
Amy Y. Then, Auteur
This is the first report of the avian assemblage in the study area of Dutse, Nigeria. In addition to recording bird species, the effects of season, dominant vegetation structure, locality and anthropogenic activities on bird abundance, species r[...]
