Horned Screamer
Encyclopedia
The Horned Screamer is a member of a small family of bird
s, the Anhimidae, which occurs in wetlands of tropical South America
. There are three screamer
species, the other two being the Southern Screamer and the Northern Screamer in the genus Chauna.
They are related to the duck
s, geese
and swan
s, which are in the family Anatidae
, but have bills looking more like those of game birds
.
bill. The upperparts, head and breast are black, with white speckles on the crown, throat and wing coverts. There is a long quill projecting forward from the crown, which gives this species its name. The belly and under wing coverts are white. It has two sharp spurs on its wings, and feet which are only partially webbed.
The Horned Screamer's call, as its name suggests, is a very loud U-WHO or honking YOIK-YOK.
, Venezuela
, Brazil
, Bolivia
, Peru
, Ecuador
, Suriname
, French Guiana
, and Guyana
. It is now extinct in Trinidad and Tobago
. Despite having declined locally, it remains widespread and is overall fairly common. Its range in Brazil appears to have expanded in recent years.
It lives in well-vegetated marshes and feeds on water plants. Its nest is a large pile of floating vegetation anchored in shallow water. Three olive-brown eggs are laid, and the young, like those of most Anseriformes
, can run as soon as they are hatched.
and the Municipality of Arauca
in Colombia. The department and its capital are named after the bird, which is called Arauco in Spanish
.
The bird appears in the arms of Tietê
, Brazil.
Bird
Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...
s, the Anhimidae, which occurs in wetlands of tropical South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...
. There are three screamer
Screamer
The screamers are a small family of birds, the Anhimidae. For a long time they were thought to be related to the Galliformes because of similar bills, but they are truly related to ducks , most closely to the Magpie Goose...
species, the other two being the Southern Screamer and the Northern Screamer in the genus Chauna.
They are related to the duck
Duck
Duck is the common name for a large number of species in the Anatidae family of birds, which also includes swans and geese. The ducks are divided among several subfamilies in the Anatidae family; they do not represent a monophyletic group but a form taxon, since swans and geese are not considered...
s, geese
Goose
The word goose is the English name for a group of waterfowl, belonging to the family Anatidae. This family also includes swans, most of which are larger than true geese, and ducks, which are smaller....
and swan
Swan
Swans, genus Cygnus, are birds of the family Anatidae, which also includes geese and ducks. Swans are grouped with the closely related geese in the subfamily Anserinae where they form the tribe Cygnini. Sometimes, they are considered a distinct subfamily, Cygninae...
s, which are in the family Anatidae
Anatidae
Anatidae is the biological family of birds that includes ducks, geese and swans. The family has a cosmopolitan distribution, occurring on all the world's continents except Antarctica and on most of the world's islands and island groups...
, but have bills looking more like those of game birds
Galliformes
Galliformes are an order of heavy-bodied ground-feeding domestic or game bird, containing turkey, grouse, chicken, New and Old World Quail, ptarmigan, partridge, pheasant, and the Cracidae. Common names are gamefowl or gamebirds, landfowl, gallinaceous birds or galliforms...
.
Description
This is a massive 84–95 cm (33–38 in) long, 3.5 kg (7.7 lbs) bird, with a small chicken-likeChicken
The chicken is a domesticated fowl, a subspecies of the Red Junglefowl. As one of the most common and widespread domestic animals, and with a population of more than 24 billion in 2003, there are more chickens in the world than any other species of bird...
bill. The upperparts, head and breast are black, with white speckles on the crown, throat and wing coverts. There is a long quill projecting forward from the crown, which gives this species its name. The belly and under wing coverts are white. It has two sharp spurs on its wings, and feet which are only partially webbed.
The Horned Screamer's call, as its name suggests, is a very loud U-WHO or honking YOIK-YOK.
Distribution, habitat and behavior
The Horned Screamer is found in lowlands from ColombiaColombia
Colombia, officially the Republic of Colombia , is a unitary constitutional republic comprising thirty-two departments. The country is located in northwestern South America, bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the north by the Caribbean Sea; to the...
, Venezuela
Venezuela
Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...
, Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
, Bolivia
Bolivia
Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...
, Peru
Peru
Peru , officially the Republic of Peru , is a country in western South America. It is bordered on the north by Ecuador and Colombia, on the east by Brazil, on the southeast by Bolivia, on the south by Chile, and on the west by the Pacific Ocean....
, Ecuador
Ecuador
Ecuador , officially the Republic of Ecuador is a representative democratic republic in South America, bordered by Colombia on the north, Peru on the east and south, and by the Pacific Ocean to the west. It is one of only two countries in South America, along with Chile, that do not have a border...
, Suriname
Suriname
Suriname , officially the Republic of Suriname , is a country in northern South America. It borders French Guiana to the east, Guyana to the west, Brazil to the south, and on the north by the Atlantic Ocean. Suriname was a former colony of the British and of the Dutch, and was previously known as...
, French Guiana
French Guiana
French Guiana is an overseas region of France, consisting of a single overseas department located on the northern Atlantic coast of South America. It has borders with two nations, Brazil to the east and south, and Suriname to the west...
, and Guyana
Guyana
Guyana , officially the Co-operative Republic of Guyana, previously the colony of British Guiana, is a sovereign state on the northern coast of South America that is culturally part of the Anglophone Caribbean. Guyana was a former colony of the Dutch and of the British...
. It is now extinct in Trinidad and Tobago
Trinidad and Tobago
Trinidad and Tobago officially the Republic of Trinidad and Tobago is an archipelagic state in the southern Caribbean, lying just off the coast of northeastern Venezuela and south of Grenada in the Lesser Antilles...
. Despite having declined locally, it remains widespread and is overall fairly common. Its range in Brazil appears to have expanded in recent years.
It lives in well-vegetated marshes and feeds on water plants. Its nest is a large pile of floating vegetation anchored in shallow water. Three olive-brown eggs are laid, and the young, like those of most Anseriformes
Anseriformes
The order Anseriformes contains about 150 living species of birds in three extant families: the Anhimidae , Anseranatidae , and the Anatidae, which includes over 140 species of waterfowl, among them the ducks, geese, and swans.All species in the order are highly adapted for an aquatic existence at...
, can run as soon as they are hatched.
As a symbol
The Horned Screamer is the official bird of the Department of AraucaArauca Department
Arauca is a department of Colombia located in the extreme north of the Orinoco part of Colombia , bordering Venezuela. It is bordered to the south by the Casanare River and the Meta River, which separate it from the departments of Casanare and Vichada. To the west borders with the Boyacá Department...
and the Municipality of Arauca
Arauca, Arauca
Arauca is a municipality and capital city of the Arauca Department of Colombia. Its full name is Villa de Santa Bárbara de Arauca, it is located at N 07° 05′ 25″ - W 70° 45′ 42″. The Municipality of Arauca has a total population of 82,149 ....
in Colombia. The department and its capital are named after the bird, which is called Arauco in Spanish
Spanish language
Spanish , also known as Castilian , is a Romance language in the Ibero-Romance group that evolved from several languages and dialects in central-northern Iberia around the 9th century and gradually spread with the expansion of the Kingdom of Castile into central and southern Iberia during the...
.
The bird appears in the arms of Tietê
Tietê, São Paulo
Tietê is a municipality in the state of São Paulo in Brazil. The population in 2004 was 35,214 and the area is 396.56 km². The elevation is 508 m....
, Brazil.
External links
- Horned Screamer at Internet Bird Collection.