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Documents disponibles écrits par cet auteur (10)
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Article
Jerome Fuchs, Auteur ; Eric Pasquet, Auteur ; Bryan L. Stuart, Auteur ; Iain A. Woxvold, Auteur ; J. W. Duckworth, Auteur ; Rauri C. K. Bowie, AuteurThe recently described Bare-faced Bulbul Pycnonotus hualon from Lao PDR has a very distinct morphology and habitat (karsts). Mitochondrial and nuclear data from the type material demonstrated that P. hualon is sister to members of the genus Spiz[...]
Article
J. W. Duckworth, AuteurPallas's Leaf Warbler (Phylloscopus proregulus) is a common breeding bird above 700 m in the forests of the Myohyang range, Korea. Within the largely natural forest are several temple gardens, four of which at 140-520 m held territorial Pallas's[...]
Article
R. M. Thewlis, Auteur ; R. J. Timmins, Auteur ; T. D. Evans, Auteur ; J. W. Duckworth, AuteurLaos is an important country for bird conservation. bird surveys between 1992 and 1996, the first since 1949, covered 20 main areas, with incidental records from many others. This paper reviews the status of all Lao species reported to be of ele[...]
Article
Per Alström, Auteur ; Pete Davidson, Auteur ; J. W. Duckworth, Auteur ; Jonathan C. Eames, Auteur ; Trai Trong Le, Auteur ; Cu Nguyen, Auteur ; Urban Olsson, Auteur ; Craig Robson, Auteur ; Rob Timmins, AuteurA new species of Phylloscopus warbler, which we name Phylloscopus calciatilis Limestone Leaf Warbler, is described from central and northern Vietnam and central and northern Laos; it probably also breeds in southernmost China. In morphology, the[...]
Article
Martjan Lammertink, Auteur ; Dewi M. Prawiradilaga, Auteur ; Utami Setiorini, Auteur ; Thet Zaw Naing, Auteur ; J. W. Duckworth, Auteur ; Steph B. J. Menken, AuteurThe Great Slaty Woodpecker (Mulleripicus pulverulentus) of South and Southeast Asia, the third largest woodpecker species in the world, is currently in the IUCN Red List category of Least Concern. This woodpecker appears associated with old-grow[...]
Article
Sarah Maria Brook, Auteur ; Nigel Dudley, Auteur ; Simon Peter Mahood, Auteur ; Gert Polet, Auteur ; A. Christy Williams, Auteur ; J. W. Duckworth, Auteur ; Thinh Van Ngoc, Auteur ; Barney Long, AuteurThe extinction of the Javan rhinoceros (Rhinoceros sondaicus) from Vietnam in 2010 was a conservation tragedy. Hunting has been the primary driver of the catastrophic decline of Javan rhinoceros throughout its range. The last individual from Vie[...]
Article
J. W. Duckworth, AuteurDuckworth J.W. 2012. Recent, rapid, colonisation of Lao PDR from the south by Yellow-vented Bulbul Pycnonotus goiavier. Ardea 100: 187-195. Across most of the tropics it is often difficult to tell whether extensions of known range by bird specie[...]
Article
P. J. K. McGowan, Auteur ; J. W. Duckworth, Auteur ; Wen Xianji, Auteur ; B. van Balen, Auteur ; Yang Xiaojun, Auteur ; M. Khan Momin Khan, Auteur ; Siti Hawa Yatim, Auteur ; Lalram Thanga, Auteur ; Iwan Setiawan, Auteur ; Rahul Kaul, AuteurThe Green Peafowl has undergone a substantial decline throughout East Asia since the turn of the century and is now reported only from a few widely scattered localities in several countries. Its plight was highlighted in the IUCN Pheasant Action[...]
Article
J. W. Duckworth, Auteur ; Kim Chol, AuteurDans Wildfowl (55 2005)In autumn 2003, the lower Chongchon River in central Korea supported at [east 40 Scaly-sided Mergansers Mergus squamatus, significantly exceeding previous published estimates of the DPR Korean population. This is a non-breeding concentration of [...]
Article
J. W. Duckworth, AuteurStandard reviews list Arctic Warbler Phylloscopus borealis as a probable breeder in northern Korea, as well as passage migrant; the most recent states that spring passage begins c. 10 April and finishes within May. Near-daily structured counts i[...]
