Anas clypeata


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Noun1.Anas clypeata - freshwater duck of the northern hemisphere having a broad flat billAnas clypeata - freshwater duck of the northern hemisphere having a broad flat bill
shoveler, shoveller, broadbill
duck - small wild or domesticated web-footed broad-billed swimming bird usually having a depressed body and short legs
Anas, genus Anas - type genus of the Anatidae: freshwater ducks
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Owen and Dix (1986) reported that wintering duck species exhibited a male-skewed sex ratio, particularly the common pochard Aythya ferina (29.5% female, n = 24,173) and northern shoveler Anas clypeata (39% females, n = 136).
Population Size and Sex Ratio of Wintering Scaly-Sided Merganser Mergus squamatus in the Poyang Lake Water System, Jiangxi Province, China
Host (family/genus/species) KC899669 Chicken (Gallus gallus) GU060482 Goose (Anatidae) HQ244415 Goose (Anatidae) CY067670 Blue-winged teal (Anas discos) CY067678 Blue-winged teal (Anas discos) AB813056 Mallard (Anas platyrhynchos) AB481212 Wild duck (Anatidae) JN244232 ([dagger]) Wild bird ND Wild duck (Anatidae) HQ244409 Common teal (Anas creccca) AY999981 Mallard (Anas platyrhynchos) CY024818 Blue-winged teal (Anas discos) JX899805 Goose (Anatidae) JX899803 Guinea fowl (Galliformes) CY133649 Northern shoveler (Anas clypeata) EU684261 Ruddy turnstone (Arenaria interpres) CY127253 Ruddy turnstone (Arenaria interpres) CY014786 Turkey (Meleagris spp.) HA GenBank accession no.
Historical prevalence and distribution of avian influenza virus A(H7N9) among wild birds
MacCluskie & Sedinger (2000) concluded that endogenous nutrient availability does not proximately limit clutch size during laying for shovelers Anas clypeata, possibly due to the high productivity of wetlands in breeding areas that allow females to forage extensively.
Hunting of migratory birds: disturbance intolerant or harvest tolerant?
Overall prevalence of AIV was 0.8% and restricted to the winter sample; however, prevalence in species within the genus Anas was 1.3% and was highest in black ducks (7%; Anas rubripes) and northern shovelers (8%; Anas clypeata).
J Wildl Dis.: Avian influenza viruses and avian paramyxoviruses in wintering and breeding waterfowl populations in North Carolina, USA
3 E aregonensis (extinct shelduck) Anas crecca (Green-winged Teal) 7 M, W Anas plat yrhynchos/diazi 16 M, R, W (Mallard or Mexican Mallard) Anas acula (Northern Pintail) 6 M, W Anas strepera (Gadwall) 1 M, W Anas clypeata (Northern 2 M, W Shoveler) Anas discors/cyanoptera 7 M, W (Blue-winged or Cinnamon Teal) [Anas sp.
A late Pleistocene bird community at the northern edge of the tropics in Sonora, Mexico

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