title: Humboldt big-eared brown bat
text: # Humboldt big-eared brown bat
  
  The Humboldt big-eared brown bat (Histiotus humboldti) is a species of vesper bat in the family Vespertilionidae. It is found in Colombia and Venezuela.
  
  Histiotus humboldti is distributed in the subtropical forests of the eastern foothills of the mountains outside the Ecuadorian Andes, between 800 and 2,000 metres (2,600 and 6,600 ft) in the eastern subtropical zoogeographical floor, unlike Histiotus montanus which is recorded at higher altitudes of 1,800 and 4,000 metres (5,900 and 13,100 ft).
  
  ## Sources
  
  * ↑ Velazco, P.; Aguirre, L. (2016). "Histiotus humboldti". IUCN Red List of Threatened Species. 2016: e.T29606A22046003. doi:10.2305/IUCN.UK.2016-2.RLTS.T29606A22046003.en. Retrieved 17 November 2021.
  * ↑ Albuja et al. 1980
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