Red-headed Woodpecker
Encyclopedia
The Red-headed Woodpecker, Melanerpes erythrocephalus, is a small or medium-sized woodpecker
Woodpecker
Woodpeckers are near passerine birds of the order Piciformes. They are one subfamily in the family Picidae, which also includes the piculets and wrynecks. They are found worldwide and include about 180 species....

 from temperate North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

. Their breeding habitat is open country across southern Canada
Geography of Canada
The geography of Canada is vast and diverse. Occupying most of the northern portion of North America , Canada is the world's second largest country in total area....

 and the eastern
Eastern United States
The Eastern United States, the American East, or simply the East is traditionally defined as the states east of the Mississippi River. The first two tiers of states west of the Mississippi have traditionally been considered part of the West, but can be included in the East today; usually in...

-central United States
Central United States
The Central United States is sometimes conceived as between the Eastern United States and Western United States as part of a three-region model, roughly coincident with the Midwestern United States plus the western and central portions of the Southern United States; the term is also sometimes used...

.

Taxonomy

The Red-headed Woodpecker was one of the many species originally described by Linnaeus
Carolus Linnaeus
Carl Linnaeus , also known after his ennoblement as , was a Swedish botanist, physician, and zoologist, who laid the foundations for the modern scheme of binomial nomenclature. He is known as the father of modern taxonomy, and is also considered one of the fathers of modern ecology...

 in his 18th-century work Systema Naturae
Systema Naturae
The book was one of the major works of the Swedish botanist, zoologist and physician Carolus Linnaeus. The first edition was published in 1735...

. The specific epithet is derived from the Ancient Greek
Ancient Greek
Ancient Greek is the stage of the Greek language in the periods spanning the times c. 9th–6th centuries BC, , c. 5th–4th centuries BC , and the c. 3rd century BC – 6th century AD of ancient Greece and the ancient world; being predated in the 2nd millennium BC by Mycenaean Greek...

 words erythros 'red' and kephalos 'head'.

There are three subspecies
Subspecies
Subspecies in biological classification, is either a taxonomic rank subordinate to species, ora taxonomic unit in that rank . A subspecies cannot be recognized in isolation: a species will either be recognized as having no subspecies at all or two or more, never just one...

 recognized:
  • M. e. brodkorbi
  • M. e. caurinus
  • M. e. erythrocephalus

Description

Adults are strikingly tri-colored, with a black back and tail and a red head and neck. Their underparts are mainly white. The wings are black with white secondary remiges. Adult males and females are identical in plumage. Juveniles are similarly shaded, but are mottled with brown. Non-birders
Birdwatching
Birdwatching or birding is the observation of birds as a recreational activity. It can be done with the naked eye, through a visual enhancement device like binoculars and telescopes, or by listening for bird sounds. Birding often involves a significant auditory component, as many bird species are...

 may often mistakenly identify Red-bellied Woodpeckers
Red-bellied Woodpecker
The Red-bellied Woodpecker, Melanerpes carolinus, is a medium-sized woodpecker of the Picidae family. It breeds in southern Canada and the northeastern United States, ranging as far south as Florida and as far west as Texas...

 as Red-headeds, whose range overlaps somewhat with that of the Red-headed woodpecker. While red-bellied woodpeckers have some bright red on the backs of their necks and heads, red-headed woodpeckers have a much deeper red that covers their entire heads and necks, as well as a different overall plumage
Plumage
Plumage refers both to the layer of feathers that cover a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage vary between species and subspecies and can also vary between different age classes, sexes, and season. Within species there can also be a...

 pattern.

Both sexes are from 7.5-9.1 inches (19-23 cm) in length, with a wingspan of 16.5 inches (42 cm). They weigh 2.0 to 3.2 ounces (56-91 g).

They give a tchur-tchur call
Bird song
Bird vocalization includes both bird calls and bird songs. In non-technical use, bird songs are the bird sounds that are melodious to the human ear. In ornithology and birding, songs are distinguished by function from calls.-Definition:The distinction between songs and calls is based upon...

 or drum on territory.



Behavior

These birds fly to catch insects in the air
Hawking (birds)
Hawking is a feeding strategy in birds involving catching flying insects in the air. The term usually refers to a technique of sallying out from a perch to snatch an insect and then returning to the same or a different perch...

 or on the ground, forage on trees or gather and store nuts. They are omnivorous
Omnivore
Omnivores are species that eat both plants and animals as their primary food source...

, eating insects, seeds, fruit
Fruit
In broad terms, a fruit is a structure of a plant that contains its seeds.The term has different meanings dependent on context. In non-technical usage, such as food preparation, fruit normally means the fleshy seed-associated structures of certain plants that are sweet and edible in the raw state,...

s, berries, nuts, and occasionally even the eggs of other birds. About two thirds of their diet is made up of plants. They nest in a cavity in a dead tree, utility pole, or a dead part of a tree that is between 8 and 80 feet (2.5 to 25 m) above the ground. They lay four to seven eggs in early May which are incubated
Avian incubation
Incubation refers to the process by which certain oviparous animals hatch their eggs, and to the development of the embryo within the egg. The most vital factor of incubation is the constant temperature required for its development over a specific period. Especially in domestic fowl, the act of...

 for two weeks. Two broods can be raised in a single nesting season. Northern birds migrate
Bird migration
Bird migration is the regular seasonal journey undertaken by many species of birds. Bird movements include those made in response to changes in food availability, habitat or weather. Sometimes, journeys are not termed "true migration" because they are irregular or in only one direction...

 to the southern parts of the range, with most having arrived on the breeding range by late April, and having left for winter quarters by late October; southern birds are often permanent residents.

Conservation

Once abundant, populations have seriously declined since 1966 due to increased nest site competition from European Starling
European Starling
The Common Starling , also known as the European Starling or just Starling, is a passerine bird in the family Sturnidae.This species of starling is native to most of temperate Europe and western Asia...

s and removal of dead trees (used as nesting sites) from woodland
Woodland
Ecologically, a woodland is a low-density forest forming open habitats with plenty of sunlight and limited shade. Woodlands may support an understory of shrubs and herbaceous plants including grasses. Woodland may form a transition to shrubland under drier conditions or during early stages of...

s. Many Northeastern states
Northeastern United States
The Northeastern United States is a region of the United States as defined by the United States Census Bureau.-Composition:The region comprises nine states: the New England states of Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island and Vermont; and the Mid-Atlantic states of New...

 no longer have nesting red-headed woodpeckers. In Ohio
Ohio
Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

, for example, an irregular population is present in most years, but it is not self-sustaining.

The red-headed woodpecker is listed as a vulnerable species
Vulnerable species
On 30 January 2010, the IUCN Red List of Threatened Species identified 9694 Vulnerable species, subspecies and varieties, stocks and sub-populations.-References:...

 in Canada and as a threatened species
Threatened species
Threatened species are any speciesg animals, plants, fungi, etc.) which are vulnerable to endangerment in the near future.The World Conservation Union is the foremost authority on threatened species, and treats threatened species not as a single category, but as a group of three categories,...

 in some states in the US. The species has declined in numbers due to habitat loss caused by harvesting of snags, agricultural development, channeling of rivers, a decline in farming resulting to regeneration of eastern forests, monoculture crops, the loss of small orchards, and treatment of telephone poles with creosote
Creosote
Creosote is the portion of chemical products obtained by the distillation of a tar that remains heavier than water, notably useful for its anti-septic and preservative properties...

.

Of the 600 Canadian Important Bird Areas
Important Bird Area
An Important Bird Area is an area recognized as being globally important habitat for the conservation of bird populations. Currently there are about 10,000 IBAs worldwide. The program was developed and sites are identified by BirdLife International...

 only seven report the Red-headed Woodpecker in their area: Cabot Head, Ontario on the Georgian Bay
Georgian Bay
Georgian Bay is a large bay of Lake Huron, located entirely within Ontario, Canada...

 side of the tip of Bruce Peninsula
Bruce Peninsula
The Bruce Peninsula is a peninsula in Ontario, Canada that lies between Georgian Bay and the main basin of Lake Huron. The peninsula extends roughly northwestwards from the rest of Southern Ontario, pointing towards Manitoulin Island, with which it forms the widest strait joining Georgian Bay to...

; Carden Plain, Ontario east of Lake Simcoe
Lake Simcoe
Lake Simcoe is a lake in Southern Ontario, Canada, the fourth-largest lake wholly in the province, after Lake Nipigon, Lac Seul, and Lake Nipissing. At the time of the first European contact in the 17th century the lake was called Ouentironk by the Huron natives...

; Long Point Peninsula and Marshes, Ontario along Lake Eire near London, Ontario
London, Ontario
London is a city in Southwestern Ontario, Canada, situated along the Quebec City – Windsor Corridor. The city has a population of 352,395, and the metropolitan area has a population of 457,720, according to the 2006 Canadian census; the metro population in 2009 was estimated at 489,274. The city...

; Point Abino, Ontario on Lake Erie near Niagara Falls
Niagara Falls
The Niagara Falls, located on the Niagara River draining Lake Erie into Lake Ontario, is the collective name for the Horseshoe Falls and the adjacent American Falls along with the comparatively small Bridal Veil Falls, which combined form the highest flow rate of any waterfalls in the world and has...

; Port Franks Forested Dunes, Ontario northeast of Sarnia
Sarnia, Ontario
Sarnia is a city in Southern Ontario, Canada . It is the largest city on Lake Huron and is located where the upper Great Lakes empty into the St. Clair River....

 on Lake Huron
Lake Huron
Lake Huron is one of the five Great Lakes of North America. Hydrologically, it comprises the larger portion of Lake Michigan-Huron. It is bounded on the east by the Canadian province of Ontario and on the west by the state of Michigan in the United States...

; Kinosota/Leifur, Manitoba at the northwest side of Lake Manitoba
Lake Manitoba
Lake Manitoba is Canada's thirteenth largest lake and the world's 33rd largest freshwater lake. It is in central North America, in the Canadian province of Manitoba, which is named after the lake...

 south of the Narrows
Narrows
Narrows is a term for restricted land or water passages. Most commonly it refers to a strait, though it can also refer to a water gap....

 and east of Riding Mountain National Park
Riding Mountain National Park
Riding Mountain National Park is a national park in Manitoba, Canada. The park sits atop the Manitoba Escarpment. Consisting of a protected area , the forested parkland stands in sharp contrast to the surrounding prairie farmland. The park is home to wolves, moose, elk, black bears, hundreds of...

; and along South Saskatchewan River
South Saskatchewan River
The South Saskatchewan River is a major river in Canada that flows through the provinces of Alberta and Saskatchewan....

 from Empress, Alberta
Empress, Alberta
- See also :*List of communities in Alberta*List of villages in Alberta*Monarchy in Alberta- References :...

 to Lancer Ferry
Lancer Ferry
The Lancer Ferry is a ferry in the Canadian province of Saskatchewan. The ferry crosses the South Saskatchewan River, linking the communities of Lancer with Eston and providing a connection between Highway 30 and Highway 32....

 in Saskatchewan
Saskatchewan
Saskatchewan is a prairie province in Canada, which has an area of . Saskatchewan is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, and on the south by the U.S. states of Montana and North Dakota....

.

Popular culture

In 1996, the United States Postal Service
United States Postal Service
The United States Postal Service is an independent agency of the United States government responsible for providing postal service in the United States...

 issued a 2-cent postage stamp
Postage stamp
A postage stamp is a small piece of paper that is purchased and displayed on an item of mail as evidence of payment of postage. Typically, stamps are made from special paper, with a national designation and denomination on the face, and a gum adhesive on the reverse side...

depicting a perched red-headed woodpecker. The stamp was discontinued at some time thereafter, but re-issued in 1999 and remained available for purchase until 2006.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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