| Titre : | Bird Conservation International 21(4) - DEC 2011 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Ingo J. Hahn, Auteur ;
Pablo M. Vergara, Auteur ;
Uwe Roemer, Auteur
Understanding the particular nesting ecology of island endemic species represents the first step in identifying suitable micro-habitats and establishing efficient management programmes. This could become even more important when island bird asse[...]
Article
Brad Robson, Auteur ;
Trevor Glass, Auteur ;
Norman Glass, Auteur ;
James Glass, Auteur ;
Jerry Green, Auteur ;
Clifton Repetto, Auteur ;
Graham Rodgers, Auteur ;
Robert A. Ronconi, Auteur ;
Peter G. Ryan, Auteur ;
George Swain, Auteur ;
Richard J. Cuthbert, Auteur
Around 80% of the world population of Northern Rockhopper Penguin Eudyptes moseleyi is found at Tristan da Cunha and Gough Island in the South Atlantic Ocean, where populations appear to be declining. However, numbers of birds at Middle Island, [...]
Article
Teresa Catry, Auteur ;
José A. Alves, Auteur ;
Joana Andrade, Auteur ;
Helder Costa, Auteur ;
Maria P. Dias, Auteur ;
Pedro Fernandes, Auteur ;
Ana Leal, Auteur ;
Pedro M. Lourenço, Auteur ;
Ricardo C. Martins, Auteur ;
Filipe Moniz, Auteur ;
Sara Pardal, Auteur ;
Afonso Rocha, Auteur ;
Carlos D. Santos, Auteur ;
Vitor Encarnacao, Auteur ;
José P. Granadeiro, Auteur
Migratory wader populations face global threats, mainly related to increasing rates of habitat loss and disturbance driven by human activities. To a large extent, the long-term survival of these populations requires the conservation of networks [...]
Article
Alejandro G. Di Giacomo, Auteur ;
Adrian S. Di Giacomo, Auteur ;
Juan C. Reboreda, Auteur
The north-east of Argentina contains a high number of globally threatened grassland birds and is increasingly managed for livestock, with annual burning in remaining natural grasslands. The Strange-tailed Tyrant Alectrurus risora, a globally thr[...]
Article
Knut Eisermann, Auteur ;
Susanne Arbeiter, Auteur ;
Gerardo Lopez, Auteur ;
Claudia Avendano, Auteur ;
Josue de Leon Lux, Auteur
The Azure-rumped Tanager Tangara cabanisi is a globally threatened species restricted to the Pacific slope mountains of western Guatemala and Chiapas, Mexico. We studied the habitat use of this tanager on the southern slope of Atitlan volcano, d[...]
Article
Htin Hla, Auteur ;
Nay Myo Shwe, Auteur ;
Thura Win Htun, Auteur ;
Sao Myo Zaw, Auteur ;
Simon Mahood, Auteur ;
Jonathan C. Eames, Auteur ;
John D. Pilgrim, Auteur
Concerns for the long-term survival of vulture populations on the Indian Subcontinent, owing to widespread poisoning by the veterinary drug diclofenac, have led to increased conservation focus on South-East Asian countries where diclofenac is no[...]
Article
Alan Kemp, Auteur ;
Meg Kemp, Auteur ;
Siriporn Thong-Aree, Auteur
We estimated detection, dispersion and density of 10 hornbill, one pheasant and nine diurnal raptor species at Bala forest, southern Thailand, throughout 2004. We conducted 620 1-h lookout watches over the forest canopy from 14 elevated location[...]
Article
Mattia Brambilla, Auteur ;
Paolo Pedrini, Auteur
As a double-brooded species inhabiting grassland habitats subject to mowing and located at different elevations, the Corncrake Crex crex in the Alps is potentially affected by changes in its breeding habitat within a season, thus leading to shif[...]
Article
Gudrun Hilgerloh, Auteur ;
Andreas Michalik, Auteur ;
Bernd Raddatz, Auteur
Systematic bird observations were performed during autumn 2006 in the migration bottleneck area of Zeit Bay, Egypt (27.73 degrees N, 33.51 degrees E), situated on the coast of the Gulf of Suez, opposite southern Sinai. Owing to the strong northe[...]
Article
Ricardo S. Ceia, Auteur ;
Jaime A. Ramos, Auteur ;
Ruben H. Heleno, Auteur ;
Geoff M. Hilton, Auteur ;
Tiago A. Marques, Auteur
The Azores Bullfinch is endemic to the island of Sao Miguel (Azores, Portugal). Its status was uplisted to Critically Endangered in 2005 on the basis of an extremely small and declining population that was considered to be restricted to a very s[...]
