Harlequin Duck

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Harlequin Duck

(Histrionicus histrionicus), a bird of the family Anatidae. Length, approximately 45 cm; weight, 500– g. The bill is short, the tail is pointed and gradated, and there is a large paddle on the hind digit. The plumage is slate black, with a brightly colored head. The harlequin duck is found in the mountains of Asia (Eastern Siberia) and North America (northwest), as well as along the Atlantic coast of North America and the Greenland and Iceland coasts. It nests near mountain rivers, and winters near rocky sea coasts. The clutch contains four to eight eggs. The harlequin duck feeds on crustaceans, mollusks, and aquatic insects. It is of little commercial significance.

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Sachuest Point National Wildlife Refuge

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chaquensis (Leptodactylidae) (Baker and vaucher 1984); in Colombia was found by Goldberg and Bursey (2003) in Atelopus spurrelli (Bufonidae) and Dendrobates histrionicus (Dendrobatidae); in Peru was found in Bufo typhonius (Bufonidae), Colostethus marchesianus, Epipedobates femoralis (Dendrobatidae), Eleutherodactylus imitatrix and Leptodactylus leptodactyloides (Leptodactylidae) by Bursey et al.

Nematode parasites of two anuran species Rhinella schneideri (bufonidae) and scinax acuminatus (hylidae) from corrientes, Argentina

olor (Gmelin), mute swan I O Dendrocygna bicolor (Vieillot), I R fulvous whistling-duck Histrionicus histrionicus N R (Linnaeus), harlequin duck Lophodytes cucullatus (Linnacus), I O hooded merganser Melanitta fusca (Linnaeus), N R white-winged scoter M.

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and Harlequin ducks, Histrionicus histrionicus; other species can feed on small fish they find on shallow reefs, e.

Reef Habitats in the Middle Atlantic Bight: abundance, distribution, associated biological communities, and fishery resource use

Sozialverhalten, Fortpflan zungsverhalten und Zucht der Farberfrosche Dendrobates histrionicus und D.

Behavioral aspects of the reproductive biology of the andean frog Colostethus palmatus (amphibia: Dendrobatidae)

Breeding ecology of the Harlequin Duck (Histrionicus histrionicus L.

Spatial genetic structure of long-tailed ducks (Clangula hyemalis) among Alaskan, Canadian, and Russian breeding populations