Chinese spot-billed duck

WebChinese Spotbill. The Spot-billed Duck has a light-grey-brown head and neck with a dark blackish crown and eye-stripe, breast and underparts are pale buff or whitish with brown spots, the back, rump and upper-tail are blackish-brown, wings are whitish with black feathers below with a white-bordered green speculum above and white tertials. The ... WebMar 18, 2024 · Justification of Red List Category This species has an extremely large range, and hence does not approach the thresholds for Vulnerable under the range size criterion (extent of occurrence <20,000 km 2 combined with a declining or fluctuating range size, habitat extent/quality, or population size and a small number of locations or severe …

Indian Spot-billed Duck - Anas poecilorhyncha - Birds of the World

WebAug 28, 2024 · To further develop the cause of death investigation, we report a case of a Chinese spot-billed duck (Anas zonorhyncha) which hatched from a rescued duck and died 10 days after release. We inspected the duck's cause of death using an interview of concerned people, external body examination, necropsy, and genetic examinations. WebThe spot-billed duck is a dabbling duck which breeds in tropical and eastern Asia. This duck is around the same size as a mallard . Anas poecilorhyncha (Sibley and Monroe 1990, 1993) has been split into A. … high point of swale https://ricardonahuat.com

Chinese Domestic Ducks Evolved from Mallard Duck

WebThe Spotbill, Anas poecilorhyncha, also known as the Spot-billed Duck, is a dabbling duck which breeds in tropical and eastern Asia. It has three subspecies: A. poecilorhyncha poecilorhyncha (Indian Spotbill), A. … WebMar 4, 2024 · Eastern Spot-billed Duck: English (United States) Eastern Spot-billed Duck: Finnish: hymysorsa: French: Canard de Chine: French (French Guiana) Canard de Chine: German: China-Fleckschnabelente: Hebrew: ... Chinese Spot-billed Duck Anas zonorhyncha; Authors. Josep del Hoyo, Nigel Collar, and Guy M. Kirwan. http://www.rivercottagewaterfowl.co.uk/waterfowl/d70-ducks-chinese-spotbill high point of georgia

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Chinese spot-billed duck

Indian Spot-billed Duck - eBird

WebSpot-billed Duck Anas poecilorhyncha: স্থানীয় ... Chinese Bush-warbler Locustella tacsanowskia পৰিভ্ৰমী Spotted Bush-warbler Locustella thoracica পৰিভ্ৰমী Brown Bush-warbler Locustella luteoventris স্থানীয় WebOct 29, 2008 · A possible explanation for this unique pattern is that the genetic contribution of spot-billed duck to Chinese domestic duck pool might be via a male-biased gene introgression, as have been described between the eastern spot-billed duck and the mallard . Study of the paternal markers in wild spot-billed duck, mallard, and domestic …

Chinese spot-billed duck

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WebSimilarly, hybridization between Chinese spot-billed ducks and Mallards might also primarily involve Mallard males and Chinese spot-billed duck females. In conclusion, applying widespread sampling, multiple nuclear loci, and coalescent-based analytic approaches, the present study confirms genetic sharing between 2 parapatric duck … WebMay 31, 2024 · Several mallard × Chinese spot-billed duck have recently been reported to occur on Hongkong, China , Khank Lake, Russia , and Tokyo, Japan . The asymmetric …

WebThe eastern spot-billed duck or Chinese spot-billed duck (Anas zonorhyncha) is a species of dabbling duck that breeds in East and Southeast Asia. This species was formerly considered a subspecies of … WebThe Spot-Billed Duck has it right on the nose! The Spot-Billed Duck (Anas poecilorhyncha) is known by many names including the Yellow-Nib, Indian Spot-Billed, Spotbill and Chinese Spotbill, as well as being locally …

WebThis waterbird was difficult to spot amongst the dense forest and scattered shoals. We studied a population of about 35 Mandarin Duck individuals during one wintering period. Sympatric Anseriformes in this river included: Scaly-sided Merganser ( Mergus squamatus ), Chinese Spot-billed Duck ( Anas poecilorhyncha ), Mallard ( Anas platyrhynchos ... WebApr 7, 2024 · A flock of four Eastern spot-billed ducks (aka Chinese spot-billed duck; Anas zonorhyncha, family Anatidae) pecking together at haystacks across the mowed me...

WebThe Eastern Spot-billed Duck is a native waterfowl of Asia. Two species of this bird are known, the Indian Spot-billed Duck and the Eastern Spot-billed Duck (also known as the Chinese Spot-billed Duck). The …

http://datazone.birdlife.org/species/factsheet/22736042 how many beds does riverside hospital haveWebOct 14, 2024 · PDF On Oct 14, 2024, X Guo and others published Genetic signature of hybridization between Chinese spot-billed ducks and domesticated ducks Find, read and cite all the research you need on ... how many beds does srmc haveWebMar 4, 2024 · Chinese (SIM) 印缅斑嘴鸭: Czech ... Indische Vlekbekeend: English: Indian Spot-billed Duck: English (United States) Indian Spot-billed Duck: Finnish: täplänokkasorsa: French: Canard à bec tacheté ... how many beds does salisbury hospital haveWebDistinguishing between these 2 processes is notoriously difficult because they can generate similar genetic signatures. Previous studies have suggested that 2 closely related duck … high point of pavementWebChinese spot-billed duck Anas zonorhyncha Chinese vlekbekeend / Flecksnabelente / Canard à bec tacheté . The spot-billed duck is a dabbling duck which breeds in tropical and eastern Asia. This duck is … high point office parkWebFor these reasons the species is evaluated as Least Concern. Population size: Population trend: Decreasing. Extent of occurrence (breeding/resident): 13,200,000 km 2. Country … high point ofallonWebThe Spotbill, Anas poecilorhyncha, also known as the Spot-billed Duck, is a dabbling duck which breeds in tropical and eastern Asia. It has three subspecies: A. poecilorhyncha … high point on overland