São Tomé Leaf-nosed Bat
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The São Tomé leaf-nosed bat (''Macronycteris thomensis'') is a species of
bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most bi ...
in the family
Hipposideridae The Hipposideridae are a family of bats commonly known as the Old World leaf-nosed bats. While it has often been seen as a subfamily, Hipposiderinae, of the family Rhinolophidae, it is now more generally classified as its own family.Simmons, 20 ...
. It 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 the island of
São Tomé São Tomé is the capital and largest city of the Central African island country of São Tomé and Príncipe. Its name is Portuguese for " Saint Thomas". Founded in the 15th century, it is one of Africa's oldest colonial cities. History Álva ...
, in the
Gulf of Guinea The Gulf of Guinea is the northeasternmost part of the tropical Atlantic Ocean from Cape Lopez in Gabon, north and west to Cape Palmas in Liberia. The intersection of the Equator and Prime Meridian (zero degrees latitude and longitude) is in the ...
off the western coast of Africa. The bat's natural habitats are subtropical or tropical moist lowland forests and caves.


Taxonomy

This bat was first described in 1891 by the Portuguese zoologist
José Vicente Barbosa du Bocage José Vicente Barbosa du Bocage (2 May 1823 – 3 November 1907) was a Portuguese zoologist and politician. He was the curator of Zoology at the Museu Nacional de Lisboa in Lisbon. He published numerous works on mammals, birds, and fishes. In t ...
as ''Hipposideros thomensis'', the specific name recording the fact that it 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 São Tomé. It was at one time considered to be part of '' M. commersoni'', but that species is now viewed as being restricted to
Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...
. Both ''commersoni'' and it were formerly placed in the genus ''
Hipposideros ''Hipposideros'' is one of the most diverse genera of bats, with more than 70 species. They are collectively called roundleaf bats after the shape of their nasal ornament. It is the type genus of the family Hipposideridae. It is divided into spe ...
'', but moved to the resurrected ''
Macronycteris ''Macronycteris'' is a genus of bats belonging to the family Hipposideridae The Hipposideridae are a family of bats commonly known as the Old World leaf-nosed bats. While it has often been seen as a subfamily, Hipposiderinae, of the family Rh ...
'' in 2017 on the basis of molecular evidence.


Ecology

São Tomé leaf-nosed bat inhabits primary and secondary moist lowland tropical forest. It is also seen in plantations and other man-made habitats. Roosts have been observed in caves, lava tubes, rock crevices and water extraction tubes. Breeding takes place once a year in the rainy season. The female gives birth to a single pup after a gestation period of about four months. The young may be carried when the mother is foraging, and are weaned at about fourteen weeks. The diet is of large insects such as
beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...
s and
cicada The cicadas () are a superfamily, the Cicadoidea, of insects in the order Hemiptera (true bugs). They are in the suborder Auchenorrhyncha, along with smaller jumping bugs such as leafhoppers and froghoppers. The superfamily is divided into two ...
s.


Status

The São Tomé leaf-nosed bat is known only from the island of São Tomé in the
Gulf of Guinea The Gulf of Guinea is the northeasternmost part of the tropical Atlantic Ocean from Cape Lopez in Gabon, north and west to Cape Palmas in Liberia. The intersection of the Equator and Prime Meridian (zero degrees latitude and longitude) is in the ...
. It is described as not uncommon, and roosts of up to one hundred individuals have been found. In the absence of evidence to the contrary, and because no special threats have been identified, the
International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...
has assessed the conservation status of this species as being of "
least concern A least-concern species is a species that has been categorized by the International Union for Conservation of Nature (IUCN) as evaluated as not being a focus of species conservation because the specific species is still plentiful in the wild. T ...
".


References

{{DEFAULTSORT:Hipposideros Thomensis Hipposideros Endemic mammals of São Tomé and Príncipe Fauna of São Tomé Island São Tomé leaf-nosed bat São Tomé leaf-nosed bat Taxonomy articles created by Polbot