The semipalmated plover (''Charadrius semipalmatus'') is a small

plover Plovers ( , ) are a widely distributed group of wading birds belonging to the subfamily Charadriinae. Description There are about 66 species in the subfamily, most of them called "plover" or " dotterel". The closely related lapwing su ...

. ''Charadrius'' is a

Late Latin Late Latin ( la, Latinitas serior) is the scholarly name for the form of Literary Latin of late antiquity.Roberts (1996), p. 537. English dictionary definitions of Late Latin date this period from the , and continuing into the 7th century in the ...

word for a yellowish bird mentioned in the fourth-century

Vulgate The Vulgate (; also called (Bible in common tongue), ) is a late-4th-century Bible translations into Latin, Latin translation of the Bible. The Vulgate is largely the work of Jerome who, in 382, had been commissioned by Pope Damasus&nbs ...

. It derives from

Ancient Greek Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic p ...

''kharadrios'' a bird found in ravines and river valleys (''kharadra'', "ravine"). The specific '' semipalmatus '' is

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power ...

and comes from ''semi'', "half" and ''palma'', "palm". Like the English name, this refers to its only partially webbed feet.

Description

This species weighs and measures in length and across the wings.''CRC Handbook of Avian Body Masses'' by John B. Dunning Jr. (Editor). CRC Press (1992), . Adults have a grey-brown back and wings, a white belly, and a white breast with one black neckband. They have a brown cap, a white forehead, a black mask around the eyes and a short orange and black bill.

Habitat

Their breeding habitat is open ground on beaches or flats across northern

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tota ...

and

Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S ...

. They nest on the ground in an open area with little or no plant growth. They are migratory and winter in coastal areas of the southern

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...

, the Caribbean and much of

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the souther ...

. They are extremely rare vagrants to western Europe, and have been found in

Tierra del Fuego Tierra del Fuego (, ; Spanish for "Land of the Fire", rarely also Fireland in English) is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla ...

and the Isles of Scilly. Their true status may be obscured by the difficulty in identifying them from the very similar

ringed plover The common ringed plover or ringed plover (''Charadrius hiaticula'') is a small plover that breeds in Arctic Eurasia. The genus name ''Charadrius'' is a Late Latin word for a yellowish bird mentioned in the fourth-century Vulgate. It derives from ...

of Eurasia, of which it was formerly considered a subspecies.

Behavior

Semipalmated plovers forage for food on beaches, tidal flats and fields, usually by sight. They eat insects (such as the larvae of long-legged and beach flies, larvae of

soldier flies The soldier flies (Stratiomyidae, sometimes misspelled as Stratiomyiidae, from Greek - soldier; - fly) are a family of flies (historically placed in the now-obsolete group Orthorrhapha). The family contains over 2,700 species in over 380 extan ...

and shore flies,

mosquito Mosquitoes (or mosquitos) are members of a group of almost 3,600 species of small flies within the family Culicidae (from the Latin ''culex'' meaning "gnat"). The word "mosquito" (formed by ''mosca'' and diminutive ''-ito'') is Spanish for "lit ...

es, grasshoppers and '' Ochtebius'' beetles), spiders, crustaceans (such as

isopod Isopoda is an order of crustaceans that includes woodlice and their relatives. Isopods live in the sea, in fresh water, or on land. All have rigid, segmented exoskeletons, two pairs of antennae, seven pairs of jointed limbs on the thorax, an ...

s, decapods and

copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the ocean floor), a number of species have p ...

s) and worms (such as

polychaete Polychaeta () is a paraphyletic class of generally marine annelid worms, commonly called bristle worms or polychaetes (). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called chaetae, which are ...

s). They also consume small molluscs including

bivalve Bivalvia (), in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. As a group, biv ...

s and gastropods, including snails such as coffee bean snails and '' Odostomia laevigata''. These opportunistic feeders also feed on berries or seeds from grasslands or cultivated fields. This bird resembles the

killdeer The killdeer (''Charadrius vociferus'') is a large plover found in the Americas. It was described and given its current scientific name in 1758 by Carl Linnaeus in the 10th edition of his ''Systema Naturae''. Three subspecies are described. Th ...

but is much smaller and has only one band. Since the semipalmated plover nests on the ground, it uses a "broken-wing" display to lure intruders away from the nest, in a display similar to the related

.University of Michigan Animal Diversity Web http://animaldiversity.ummz.umich.edu/accounts/Charadrius_semipalmatus/

Gallery

File:Semipalmatedplover-santafeisland.jpg, Galápagos Islands File:Semipalmated Plover, broken wing display.jpg, "Broken wing" display Image:Charadrius-semipalmatus-002.jpg, Juvenile File:Charadrius semipalmatus (Audubon).jpg, Illustration (

John James Audubon John James Audubon (born Jean-Jacques Rabin; April 26, 1785 – January 27, 1851) was an American self-trained artist, naturalist, and ornithologist. His combined interests in art and ornithology turned into a plan to make a complete pictoria ...

)

References

External links

Semipalmated plover species account
- Cornell Lab of Ornithology

- USGS Patuxent Bird Identification InfoCenter
Semipalmated plover
Environment Canada * * * {{Taxonbar, from=Q468009 semipalmated plover Shorebirds Native birds of Alaska Birds of Canada semipalmated plover Taxa named by Charles Lucien Bonaparte