| Titre : | Bird Conservation International 22(2) - JUN 2012 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Vu Tien Thinh, Auteur ;
Paul F. Doherty, Auteur ;
Kathryn P. Huyvaert, Auteur
Decline of native forest cover is a worldwide concern. Recently, overall forest cover in Vietnam has increased, but most of the increase has been attributed to plantations of non-native trees. The conservation value of these plantations for bird[...]
Article
Andrea Larissa Boesing, Auteur ;
Luiz dos Anjos, Auteur
We undertook field observations of the Azure Jay Cyanocorax caeruleus in Araucaria plantations and a secondary forest in southern Brazil from 2007 to 2010. During the breeding season, the territory and the flock sizes in Araucaria plantations (3[...]
Article
The pressures for land use change have led to an increasing isolation of habitat remnants throughout the world. The goal of this study was to estimate the population size and density of some endemic and threatened species in a nature reserve in [...]
Article
Ake Berg, Auteur ;
Matthew Hiron, Auteur
Most studies of Corncrakes have been conducted in grasslands used for hay-cutting, and earlier hay-cutting has been suggested as the main cause of population decline in this species. Less is known about habitat preferences in relation to other l[...]
Article
David I. King, Auteur ;
Carlin C. Chandler, Auteur ;
John H. Rappole, Auteur ;
Richard B. Chandler, Auteur ;
David W. Mehlman, Auteur
The Golden-checked Warbler Dendroica chrysoparia is a federally endangered Neotropical migrant that inhabits montane pine-oak forests in Mexico and northern Central America during the non-breeding season. Although it is known that Golden-checked[...]
Article
Xin Wang, Auteur ;
Mark Barter, Auteur ;
Lei Cao, Auteur ;
Jinyu Lei, Auteur ;
Anthony D. Fox, Auteur
Observed maximum numbers of Baer's Pochard Aythya baeri in China, the traditional core wintering range, declined from 16,792 during 1987-1993 to 2,131 during 2003-2011, accompanied by a dramatic contraction in range. Coordinated coverage of the [...]
Article
Nurul L. Winarni, Auteur ;
Martin Jones, Auteur
The Red-knobbed Hornbill Rhyticeros cassidix and the Sulawesi Tarictic Hornbill Penelopides exarhatus are endemic to Sulawesi. This study assessed the effect of anthropogenic disturbance on these two species in Lambusango forest, Buton, south-ea[...]
Article
Tiwonge I. Mzumara, Auteur ;
Philip A. R. Hockey, Auteur ;
Amanda R. Ridley, Auteur
The forest-associated Yellow-throated Apalis Apalis flavigularis is the only bird endemic to Malawi. The species is confined to three mountain massifs in the south of the country and is classified as globally 'Endangered'. This study re-evaluate[...]
Article
David Monticelli, Auteur ;
ALHAJI Siaka, Auteur ;
Graeme M. Buchanan, Auteur ;
Simon Wotton, Auteur ;
Tony Morris, Auteur ;
Jim C. Wardill, Auteur ;
Jeremy A. Lindsell, Auteur
White-necked Picathartes Picathartes gymnocephalus is a globally 'Vulnerable' bird endemic to the highly threatened Upper Guinea forests in West Africa. In an environment under a high level of threat, the high breeding site fidelity (or breeding[...]
Article
João Batista De Pinho, Auteur ;
Miguel Ângelo Marini, Auteur
The Pantanal of Brazil, one of the largest wetlands in the world, is suffering severe threats, such as forest and grassland clearance on the surrounding plateau, conversion of forests and savannas for cattle ranching and effects of large develop[...]
Article
Meijuan Zhao, Auteur ;
Peihao Cong, Auteur ;
Mark Barter, Auteur ;
Anthony D. Fox, Auteur ;
Lei Cao, Auteur
Count data show that wintering Greater White-fronted Goose Anser albifrons numbers in their Chinese stronghold (the Yangtze River catchment) have fallen from about 140,000 in the late 1980s and early 1990s to c.18,000 now, despite increases in t[...]
Article
Xin Wang, Auteur ;
Anthony D. Fox, Auteur ;
Peihao Cong, Auteur ;
Mark Barter, Auteur ;
Lei Cao, Auteur
The Lesser White-fronted Goose Anser erythropus is globally threatened with an estimated world population of 25,000-28,000, of which c 20,000 winter at East Dongting Lake, China. We present here the first collation of published and unpublished d[...]
