Troughton wood bat

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Troughton wood bat
Vespadelus troughtoni.jpg

Troughton wood bat ( Vespadelus troughtoni )

Systematics
Superfamily : Smooth-nosed (Vespertilionoidea)
Family : Smooth-nosed (Vespertilionidae)
Subfamily : True smooth-nosed (Vespertilioninae)
Tribe : Vespertilionini
Genre : Vespadelus
Type : Troughton wood bat
Scientific name
Vespadelus troughtoni
( Kitchener , Jones & Caputi , 1987)

The Troughton wood bat ( Vespadelus troughtoni ) is a bat in the smooth-nosed family that is found in eastern Australia . It belongs to the genus Vespadelus , newly recognized in the 1990s , which was previously listed as a subgenus of pipistrelle bats ( Pipistrellus ) or broad-winged bats ( Eptesicus ).

features

This bat reaches a head-trunk length of 37 to 43 mm, a tail length of 31 to 38 mm, a forearm length of 30 to 37 mm and a weight of 4 to 7 g. The fur is predominantly chestnut brown, with the reddish tint on the head becoming more pronounced. The Troughton wood bat has dark brown ears and flight membranes . It differs from other members of the genus in that the structure of the male penis is different .

distribution

The distribution area of ​​the Troughton wood bat is a wide strip along the coast of Eastern Australia from the Cape York Peninsula to the suburbs of Sydney . Smaller populations occur on associated islands and south of Canberra . The species can be found in damp or dry forests and visits rocky areas with scattered trees or bushes.

Way of life

Several specimens rest together under overhanging cliffs, in disused mines or rarely in buildings. Sometimes passages under streets or abandoned nests of the swallow species Petrochelidon ariel are used as sleeping places. The individuals can change their resting place and group outside of the mating season. Females form their own colonies with up to 500 specimens before their offspring are born , apart from the males.

Like many other bats, the Troughton wood bat hunts with the help of echolocation . The frequency of the calls is another distinguishing feature to other generic members.

status

No significant threats are known to the species. It is listed as Least Concern by the IUCN .

Individual evidence

  1. ↑ Don E. Wilson , DeeAnn M. Reeder (Ed.): Mammal Species of the World . A taxonomic and geographic Reference . 3. Edition. 2 volumes. Johns Hopkins University Press, Baltimore MD 2005, ISBN 0-8018-8221-4 (English, Vespadelus troughtoni ).
  2. ↑ a b c d Parnaby et al .: Eastern Cave Bat ( en ) Reed New Holland. Pp. 571-572. January 2008. Retrieved December 3, 2017.
  3. ^ Eastern Cave Bat ( en ) Office of Environment, New South Wales. 2016. Accessed December 1, 2017.
  4. ↑ a b c Vespadelus trough toni in the endangered Red List species the IUCN 2016 Posted by: Pennay, M. & Hall, L., 2008. Accessed December 3, 2017th

Web links

  • Photos , Department of Environment and Heritage Protection, Queensland