| Titre : | Ostrich 86(3) - septembre 2, 2015 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Lars H Holbech, Auteur ;
Augustus Asamoah, Auteur ;
Erasmus H Owusu, Auteur
The Kotoka International Airport in Accra, the capital city of Ghana, has in recent years been confronted with increased presence of birds posing great challenges to aviation safety due to a high risk of bird strikes. As part of measures to miti[...]
Article
Callixte Gatali, Auteur ;
Kjell Wallin, Auteur
The biodiversity of Akagera National Park (ANP), Rwanda, has reportedly been declining since 1990 due to conflict and war in the country between 1990 and 1994. In this paper, we describe bird diversity in the post-war recovery period. We used sy[...]
Article
Kurt Jordaens, Auteur ;
Floris C Breman, Auteur ;
Gontran Sonet, Auteur ;
Zoltán T Nagy, Auteur ;
Michel Louette, Auteur
We used a 298 bp fragment of the mitochondrial cytochrome c oxidase subunit I gene (COI) to examine sequence variation in (mostly) museum specimens of the African Goshawk Accipiter tachiro. Our results showed two clades with high bootstrap suppo[...]
Article
Julian P Hume, Auteur
The Hypsipetes bulbuls (Pycnonotidae) occur on Madagascar and oceanic islands throughout the Indian Ocean, as well as continental Asia. Endemic species are found on the Mascarene Islands of Mauritius and Réunion, but the genus was purportedly ne[...]
Article
Sarra Cheriet, Auteur ;
Farrah Samraoui, Auteur ;
Ahmed H Alfarhan, Auteur ;
Boudjema Samraoui, Auteur
The breeding ecology of the Great-crested Grebe Podiceps cristatus was investigated over four consecutive years (2009-2012) at Lake Tonga, north-east Algeria. In all four years, the egg-laying period was relatively short, spanning two months (en[...]
Article
Majda Sbiki, Auteur ;
Haroun Chenchouni, Auteur ;
Abdelkrim Si Bachir, Auteur
Colony occupation by Cattle Egrets Bubulcus ibis at an arid location in north-east Algeria lasted from mid-March or April to August. The colony, which was founded in 2003, increased from 124 pairs in 2007 to 250 pairs in 2011 and the density of [...]
Article
Bm Parasharya, Auteur ;
Dn Rank, Auteur ;
David M Harper, Auteur ;
Giuseppe Crosa, Auteur ;
Serena Zaccara, Auteur ;
Nirmal Patel, Auteur ;
Cg Joshi, Auteur
We examine genetic differentiation of Lesser Flamingo Phoeniconaias minor, a colonial and vagrant waterbird confined to four populations in the Old World, in order to provide a first insight into geographic connections between the two major bree[...]
Article
Ondřej Sedláček, Auteur ;
Jana Vokurková, Auteur ;
Michal Ferenc, Auteur ;
Eric Nana Djomo, Auteur ;
Tomáš Albrecht, Auteur ;
David Hořák, Auteur
Acoustic signals are frequently used for estimating avian species richness, abundance and community composition. However, sampling by traditional methods of bird surveys is often limited by availability of experienced researchers in the field, e[...]
Article
Michael SL Mills, Auteur ;
Callan Cohen, Auteur ;
Julian Francis, Auteur ;
Claire N Spottiswoode, Auteur
The Critically Endangered Archer's Lark (now Liben Lark) Heteromirafra archeri was formerly considered to be endemic to north-western Somalia and known only from the Tog Wajaale Plain, where 18 specimens were collected between 1918 and 1922. Fif[...]
Article
Davide Gaglio, Auteur ;
Timothée R Cook, Auteur ;
Richard B Sherley, Auteur
Morphology of Swift Tern Thalasseus bergii bergii eggs was examined on Robben Island, South Africa. A recently formed colony was found abandoned en masse, probably following human disturbance, and 146 freshly laid eggs were collected. The mean±S[...]
Article
Steven W Evans, Auteur ;
Ara Monadjem, Auteur ;
Lizanne Roxburgh, Auteur ;
Andrew E McKechnie, Auteur ;
Ellizabeth M Baker, Auteur ;
Robert B Kizungu, Auteur ;
Ian T Little, Auteur ;
Fadzai Matsvimbo, Auteur ;
Ronald K Mulwa, Auteur ;
Daniel Mwizabi, Auteur ;
Dianah Nalwanga, Auteur ;
Kariuki Ndang'ang'a, Auteur ;
Leigh Combrink, Auteur
The global Blue Swallow Hirundo atrocaerulea was classified as Vulnerable in 2010 on account of its small and rapidly declining population estimated at less than 1 500 pairs. We undertook this study to gain a better understanding of the current [...]
Article
H. Dieter Oschadleus, Auteur
The Red-billed Quelea Quelea quelea is a serious pest of agricultural crops throughout most of sub-Saharan Africa. Since the 1980s, it has expanded its range into the Eastern Cape and Western Cape, South Africa, facilitated by changes in agricul[...]
