Results 21 to 30 of about 1,695 (177)
Ecology of avian settlements in Lake Tonga (Northeast Algeria)
Lake Tonga is an integral reserve within the El-Kala National Park, Biosphere Reserve and Ramsar site. This study consists in determining the diversity and phenology status of waterbirds in this reserve over an entire annual cycle (2017–2018). The census
K. Loucif +5 more
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Dongting Lake (DTL) and Poyang Lake (PYL), the China’s two largest freshwater lakes, are vital migration routes and wintering habitats for the migratory birds of East Asian – Australia. Due to damming and climate change, the water level during the middle
Haipeng Wu +8 more
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Census Study of Ducks, Swans and Geese from High-Altitude Wetlands of Pakistan
The family Anatidae consists of aquatic birds such as ducks, geese and swans of varied sizes that belong to the order Anseriformes (Carboneras, 1992). The Anatidae comprise of approximately 148 species (Johnsgard, 2010).
Fakhra Nazir +2 more
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Family Anatidae The new taxon is assigned to the Anatidae based on the following combination of traits: neurocranium with strongly developed postorbital processes, but lacking zygomatic processes or any ossification of the aponeuroses zygomatica; large basipterygoid processes present on the parasphenoid rostrum anterior to the basitemporal plate ...
Iwaniuk, Andrew N. +2 more
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A New Species of Large Duck (Aves: Anatidae) from the Miocene of New Zealand
We describe a new species of extinct duck, Miotadorna catrionae sp. nov. (Anatidae, Tadornini, Tadorninae), based on a right humerus from the Miocene lacustrine deposits of St Bathans, Otago, New Zealand. Principal component analysis reveals that the new
Alan J. D. Tennyson +6 more
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This article does not have an abstract.
Jean Delacour +2 more
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Published as part of Cremonte, Florencia & Drago, Fabiana B., 2007, Checklist of digenean parasites of birds from Argentina, pp.
Cremonte, Florencia, Drago, Fabiana B.
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Contrasting diversity patterns of breeding Anatidae in the Northern and Southern Hemispheres
For sustaining ecosystem functions and services, environmental conservation strategies increasingly target to maintain the multiple facets of biodiversity, such as functional diversity (FD) and phylogenetic diversity (PD), not just taxonomic diversity ...
Qing Zeng +5 more
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During the second half of 2005, highly pathogenic avian influenza (HPAI) H5N1 virus spread rapidly from central Asia to eastern Europe. The relative roles of wild migratory birds and the poultry trade are still unclear, given that little is yet known ...
Hongjie Yu +5 more
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Evolutionary Genetics of the Anatidae
Thirty-one species and subspecies consisting of 169 individuals of the Anatidae were tested with 10 enzyme loci by means of electrophoresis. (1) Intra-specific genetic variation was found only in 6 species. The overall mean heterozygosity value was very low (H=0.003).(2) The mean genetic distance (D) was 0.285 among 13 genera, and 0.016 among 31 ...
NUMACHI, Ken-ichi +4 more
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