The Harlequin Duck is a small sea duck. In North America it is also known as Lords and ladies. Genera Polysticta Somateria Histrionicus Camptorhynchus Melanitta Clangula Bucephala Mergellus Lophodytes Mergus † For other ducks, see also: Anatidae The seaducks, Merginae, form a subfamily of the duck, goose and swan family of birds, Anatidae. ... World map showing North America A satellite composite image of North America. ...

Adult males are slate blue with chestnut sides and white markings including a white crescent at the base of the bill. Adult females are less colourful, with brownish-grey plumage and a white patch on the head around the eye. Both adults have a white ear patch.

Their breeding habitat is cold fast moving streams in north-western and north-eastern North America, Greenland, Iceland and western Russia. The nest is usually located in a well-concealed location on the ground near a stream. World map showing North America A satellite composite image of North America. ...

They are short distance migrants and most winter near rocky shorelines on the Atlantic and Pacific coasts. They are very rare vagrants to western Europe. Flock of Barnacle Geese during autumn migration Many species of birds undertake seasonal journeys of various lengths, a phenomenon known as Bird migration. ... World map showing the location of Europe. ...

These birds feed by swimming under water or diving. They also dabble. They eat molluscs, crustaceans and insects. “Aves” redirects here. ... Classes Caudofoveata Aplacophora Polyplacophora - Chitons Monoplacophora Bivalvia - Bivalves Scaphopoda - Tusk shells Gastropoda - Snails and Slugs Cephalopoda - Squids, Octopuses, etc. ... Classes & Subclasses Branchiopoda Phyllopoda Sarsostraca Remipedia Cephalocarida Maxillopoda Thecostraca Tantulocarida Branchiura Pentastomida Mystacocarida Copepoda Ostracoda Myodocopa Podocopa Malacostraca Phyllocarida Hoplocarida Eumalacostraca The nauplius larva of a dendrobranchiate Porcellio scaber, the common rough woodlouse, a terrestrial crustacean Pollicipes polymerus, the gooseneck barnacle Glyphea pseudastacus, a fossil glypheoid The crustaceans (Crustacea) are... Orders Subclass Apterygota Symphypleona - globular springtails Subclass Archaeognatha (jumping bristletails) Subclass Dicondylia Monura - extinct Thysanura (common bristletails) Subclass Pterygota Diaphanopteroidea - extinct Palaeodictyoptera - extinct Megasecoptera - extinct Archodonata - extinct Ephemeroptera (mayflies) Odonata (dragonflies and damselflies) Infraclass Neoptera Blattodea (cockroaches) Mantodea (mantids) Isoptera (termites) Zoraptera Grylloblattodea Dermaptera (earwigs) Plecoptera (stoneflies) Orthoptera (grasshoppers, crickets...

The eastern North American population is declining and is considered endangered. Possible causes include loss of habitat due to hydroelectric projects and loss of life due to oil spills near coastal areas. Hydroelectric dam diagram The waters of Llyn Stwlan, the upper reservoir of the Ffestiniog Pumped-Storage Scheme in north Wales, can just be glimpsed on the right. ... An oil spill is the unintentional release of liquid petroleum hydrocarbon into the environment as a result of human activity. ...

Today, this is the only species of its genus. Two prehistoric harlequin ducks were described from fossils, although both were initially placed in a distinct genus: Histrionicus shotwelli is known from Middle to Late Miocene deposits of Oregon, USA and was considered to form a distinct monotypic genus, Ocyplonessa. Histrionicus ceruttii which lived in California during the Late Pliocene was at first taken to be a species of the related genus Melanitta. For other uses of the word, please see Genus (disambiguation). ... FOSSIL is a standard for allowing serial communication for telecommunications programs under DOS. FOSSIL is an acronym for Fido Opus Seadog Standard Interface Layer. ... The Miocene Epoch is a period of time that extends from about 23. ... Official language(s) (none)[1] Capital Salem Largest city Portland Area  Ranked 9th  - Total 98,466 sq mi (255,026 km²)  - Width 260 miles (420 km)  - Length 360 miles (580 km)  - % water 2. ... Monotypic is an adjective, that refers to a taxonomic group with only one type: in botany it means that a taxon has only one species; Ginkgo is a monotypic genus, while Ginkgoaceae is a monotypic family. ... Official language(s) English Capital Sacramento Largest city Los Angeles Area  Ranked 3rd  - Total 158,302 sq mi (410,000 km²)  - Width 250 miles (400 km)  - Length 770 miles (1,240 km)  - % water 4. ... The Pliocene epoch (spelled Pleiocene in some older texts) is the period in the geologic timescale that extends from 5. ... Genus Melanitta (Boie, 1822) The scoters are stocky seaducks in the genus Melanitta. ...

The Harlequin Duck takes its name from Arlecchino, Harlequin in French, a colourfully dressed character in Commedia dell'arte. The species name comes from the Latin word "histrio", "actor". Arlecchino (also known as Harlequin in English, Arlequin in French) is the most popular of the zanni or comic servant characters from the Italian Commedia dellArte. ... “Arlecchino” redirects here. ... Karel Dujardins set his closely-observed scene of a traveling troupes makeshift stage against idealized ruins in the Roman Campagna: dated 1657 (Louvre Museum) Commedia dellarte (Italian: play of professional artists also interpreted as comedy of humors), also known as Extemporal Comedy, was a popular form of improvisational... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ...

Image:Halequin duck. ... Image:Halequin duck. ... Image File history File links Commons-logo. ... The Wikimedia Commons (also called Wikicommons) is a repository of free content images, sound and other multimedia files. ...

References

• BirdLife International (2004). Histrionicus histrionicus. 2006 IUCN Red List of Threatened Species. IUCN 2006. Retrieved on 12 May 2006. Database entry includes justification for why this species is of least concern

The IUCN Red List of Threatened Species (also known as the IUCN Red List and Red Data List), created in 1963, is the worlds most comprehensive inventory of the global conservation status of plant and animal species and can be found here. ... The World Conservation Union or International Union for the Conservation of Nature and Natural Resources (IUCN) is an international organization dedicated to natural resource conservation. ...

External Links

• Cornell Lab of Ornithology - Harlequin Duck
• USGS Patuxent Bird Identification InfoCenter - Harlequin Duck
• South Dakota Birds and Birding - Harlequin Duck Information and Photos
• eNature.com - Harlequin Duck