''Erythrolamprus bizona'', commonly known as the double-banded false coral snake, is a
species
In biology, a species is the basic unit of 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 the appropriate s ...
of
colubrid
Colubridae (, commonly known as colubrids , from la, coluber, 'snake') is a family of snakes. With 249 genera, it is the largest snake family. The earliest species of the family date back to the Oligocene epoch. Colubrid snakes are found on ever ...
snake
Snakes are elongated, Limbless vertebrate, limbless, carnivore, carnivorous reptiles of the suborder Serpentes . Like all other Squamata, squamates, snakes are ectothermic, amniote vertebrates covered in overlapping Scale (zoology), scales. Ma ...
, which is
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 elsew ...
to northern
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 southe ...
and
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. ...
.
Geographic range
It is found in
Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
,
Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
,
[ Freiberg, M.A. 1982. ''Snakes of South America''. T.F.H. Publications. Hong Kong. 189 pp. . (''Erythrolamprus bizona'', p. 98.)] Costa Rica
Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
,
Nicaragua
Nicaragua (; ), officially the Republic of Nicaragua (), is the largest country in Central America, bordered by Honduras to the north, the Caribbean to the east, Costa Rica to the south, and the Pacific Ocean to the west. Managua is the cou ...
,
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 Cos ...
,
and on the island of
Trinidad
Trinidad is the larger and more populous of the two major islands of Trinidad and Tobago. The island lies off the northeastern coast of Venezuela and sits on the continental shelf of South America. It is often referred to as the southernmos ...
(in
the Republic of Trinidad and Tobago
Trinidad and Tobago (, ), officially the Republic of Trinidad and Tobago, is the southernmost island country in the Caribbean. Consisting of the main islands Trinidad and Tobago, and numerous much smaller islands, it is situated south of ...
).
Mimicry
Similar in pattern to a
coral snake
Coral snakes are a large group of elapid snakes that can be divided into two distinct groups, the Old World coral snakes and New World coral snakes. There are 16 species of Old World coral snakes, in three genera (''Calliophis'', '' Hemibungarus' ...
, this species probably gains protection through
mimicry
In evolutionary biology, mimicry is an evolved resemblance between an organism and another object, often an organism of another species. Mimicry may evolve between different species, or between individuals of the same species. Often, mimicry f ...
.
Diet
It probably feeds mainly on other snakes.
Habitat
It is often found in the leaf litter or burrowed in the soil in rain forests.
Symbiotic relationship
It burrows primarily near the ''
Pouteria caimito
''Pouteria caimito'', the abiu (), is a tropical fruit tree originated in the Amazonian region of South America. It grows to an average of high, and can grow as high as under good conditions. Its fruits' shape varies from round to oval, poin ...
'', commonly known as the ''
abiu'', a tropical fruit tree, the nutrients of which supply the snake's clutch of eggs. In turn the tree is fertilized by the snake's urine and embryotic fluid.
References
Further reading
*
*
*
Jan G. 1863. ''Enumerazione sistematica degli ofidi appartenenti al gruppo Coronellidae.'' Arch. Zool. Anat.Fisiol. 2 (2): 213–330. (''Erythrolamprus aesculapii''
ar.''bizona'', pp. 314–316.)
bizona
Reptiles of Colombia
Reptiles of Costa Rica
Reptiles of Nicaragua
Reptiles of Panama
Reptiles of Trinidad and Tobago
Reptiles of Venezuela
Reptiles described in 1863
{{Colubrids-stub