The rainbow boa (''Epicrates cenchria'') is a

boa Kwon Bo-ah (; born November 5, 1986), known professionally as BoA, is a South Korean singer, songwriter, dancer, record producer and actress. One of the most successful and influential Korean entertainers, she has been dubbed the " Queen of K- ...

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

Central Central is an adjective usually referring to being in the center of some place or (mathematical) object. Central may also refer to: Directions and generalised locations * Central Africa, a region in the centre of Africa continent, also known a ...

and

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 ...

. A semi-arboreal species (not only do they climb in they wild but also proven in captivity), it is known for its attractive

iridescent Iridescence (also known as goniochromism) is the phenomenon of certain surfaces that appear to gradually change color as the angle of view or the angle of illumination changes. Examples of iridescence include soap bubbles, feathers, butterfl ...

/holographic sheen caused by

structural coloration Structural coloration in animals, and a few plants, is the production of colour by microscopically structured surfaces fine enough to interfere with visible light instead of pigments, although some structural coloration occurs in combination wi ...

. Five subspecies are currently recognized, including the

nominate subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics ( morphology), but that can successfully interbreed. Not all spec ...

described here.

Distribution and habitat

The rainbow boa is found in lower

Central America Central America ( es, América Central or ) is a subregion of the Americas. Its boundaries are defined as bordering the United States to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. ...

( Costa Rica and

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Co ...

), and farther south into

. It occurs east of the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

, roughly reaching northern

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

(in the provinces Chaco,

Córdoba Córdoba most commonly refers to: * Córdoba, Spain, a major city in southern Spain and formerly the imperial capital of Islamic Spain * Córdoba, Argentina, 2nd largest city in the country and capital of Córdoba Province Córdoba or Cordoba may ...

Corrientes Corrientes (; Guaraní: Taragüí, literally: "Currents") is the capital city of the province of Corrientes, Argentina, located on the eastern shore of the Paraná River, about from Buenos Aires and from Posadas, on National Route 12. It has ...

Formosa Taiwan, officially the Republic of China (ROC), is an island country located in East Asia. The main island of Taiwan, formerly known in the Western political circles, press and literature as Formosa, makes up 99% of the land area of the territori ...

Salta Salta () is the capital and largest city in the Argentine province of the same name. With a population of 618,375 according to the 2010 census, it is also the 7th most-populous city in Argentina. The city serves as the cultural and economic ce ...

Santiago del Estero Santiago del Estero (, Spanish for ''Saint-James-Upon-The-Lagoon'') is the capital of Santiago del Estero Province in northern Argentina. It has a population of 252,192 inhabitants, () making it the twelfth largest city in the country, with a su ...

and Tucumán). The rainbow boa's habitat generally consists of humid woodlands and rainforests, but it can also be found in open savannas.

Behavior

Rainbow boas are nocturnal and most active in the middle of the night. This species is semi-arboreal, spending time both on the ground and in trees. They are also known to spend time in bodies of water, and are considered capable swimmers.

Captivity

The most common type of rainbow boa found found in the pet trade is the Brazilian rainbow boa (''E. c. cenchria''). During the 1980s and early 1990s, substantial numbers were exported from

Suriname Suriname (; srn, Sranankondre or ), officially the Republic of Suriname ( nl, Republiek Suriname , srn, Ripolik fu Sranan), is a country on the northeastern Atlantic coast of South America. It is bordered by the Atlantic Ocean to the north ...

. Today, however, far fewer are exported, and most offered for sale are captive bred.Brazilian Rainbow Boa
a
Smithsonian National Zoological Park
Accessed 12 November 2008. With good care, a captive Brazilian rainbow boa can be expected to live for up to 30 years.

Subspecies

Etymology

The subspecific names ''barbouri'' and ''gaigeae'' are in honor of American herpetologists

Thomas Barbour Thomas Barbour (August 19, 1884 – January 8, 1946) was an American herpetologist. From 1927 until 1946, he was director of the Harvard Museum of Comparative Zoology (MCZ) founded in 1859 by Louis Agassiz at Harvard University in Cambridge, Ma ...

and

Helen Beulah Thompson Gaige Helen Beulah Thompson Gaige (November 24, 1890 – October 24, 1976) was an American herpetologist, curator of Reptiles and Amphibians for the Museum of Zoology at the University of Michigan, and a specialist in neotropical frogs. Gaige was b ...

, respectively.Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). ''The Eponym Dictionary of Reptiles''. Baltimore: Johns Hopkins University Press. xiii + 296 pp. . (''Epicrates cenchria alvarezi'', p. 6;
''E. c. barbouri'', p. 16; ''E. c. gaigeae'', p. 96).

Gallery

Image:Rainbow_boa_peruvian.jpg, Peruvian subspecies (''E. c. gaigeae'').

References

External links

* * * {{Taxonbar, from=Q281531 Epicrates Reptiles of South America Reptiles described in 1758 Taxa named by Carl Linnaeus