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Coastal cliffs on islands as foraging habitat for bats

Ancillotto, Leonardo ; Rydell, Jens LU ; Nardone, Valentina and Russo, Danilo (2014) In Acta Chiropterologica 16(1). p.103-108
Abstract
Small islands usually show simplified ecosystems with limited availability of suitable foraging habitats for bats, thus habitat selection on islands may differ compared to the mainland. Habitats that are marginal on the mainland may be important on islands. The island of Capri consists, to a large extent, of steep limestone cliffs and Mediterranean shrubland, with virtually no forests or other habitats preferred by bats on the mainland. In this study we tested the hypothesis that in resource-limited systems, such as islands, habitats generally deemed of minor value for bat foraging, such as cliffs, may become important. We conducted an acoustic survey of bats in Capri ( SW Italy), comparing their use of Mediterranean shrubland and... (More)
Small islands usually show simplified ecosystems with limited availability of suitable foraging habitats for bats, thus habitat selection on islands may differ compared to the mainland. Habitats that are marginal on the mainland may be important on islands. The island of Capri consists, to a large extent, of steep limestone cliffs and Mediterranean shrubland, with virtually no forests or other habitats preferred by bats on the mainland. In this study we tested the hypothesis that in resource-limited systems, such as islands, habitats generally deemed of minor value for bat foraging, such as cliffs, may become important. We conducted an acoustic survey of bats in Capri ( SW Italy), comparing their use of Mediterranean shrubland and limestone cliffs. We found that cliffs provided the preferred foraging habitat in four of the five species tested. Noticeably, even the barbastelle bat Barbastella barbastellus, normally considered a forest specialist, selected coastal cliffs as foraging habitat. Our observations indicate that the paucity of foraging habitats on islands may strongly alter the habitat use by bats. This has important implications for conservation of bats in insular environments. (Less)
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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Barbastella barbastellus, bat conservation, habitat selection, island, ecology, Mediterranean
in
Acta Chiropterologica
volume
16
issue
1
pages
103 - 108
publisher
Museum and Institute of Zoology, Polish Academy of Sciences
external identifiers
  • wos:000340855000010
  • scopus:84906245022
ISSN
1508-1109
DOI
10.3161/150811014X683318
language
English
LU publication?
yes
id
02f2c4e4-f380-4dbe-a543-2d4d28e81756 (old id 4655968)
date added to LUP
2016-04-01 13:13:41
date last changed
2022-01-27 18:02:09
@article{02f2c4e4-f380-4dbe-a543-2d4d28e81756,
  abstract     = {{Small islands usually show simplified ecosystems with limited availability of suitable foraging habitats for bats, thus habitat selection on islands may differ compared to the mainland. Habitats that are marginal on the mainland may be important on islands. The island of Capri consists, to a large extent, of steep limestone cliffs and Mediterranean shrubland, with virtually no forests or other habitats preferred by bats on the mainland. In this study we tested the hypothesis that in resource-limited systems, such as islands, habitats generally deemed of minor value for bat foraging, such as cliffs, may become important. We conducted an acoustic survey of bats in Capri ( SW Italy), comparing their use of Mediterranean shrubland and limestone cliffs. We found that cliffs provided the preferred foraging habitat in four of the five species tested. Noticeably, even the barbastelle bat Barbastella barbastellus, normally considered a forest specialist, selected coastal cliffs as foraging habitat. Our observations indicate that the paucity of foraging habitats on islands may strongly alter the habitat use by bats. This has important implications for conservation of bats in insular environments.}},
  author       = {{Ancillotto, Leonardo and Rydell, Jens and Nardone, Valentina and Russo, Danilo}},
  issn         = {{1508-1109}},
  keywords     = {{Barbastella barbastellus; bat conservation; habitat selection; island; ecology; Mediterranean}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{103--108}},
  publisher    = {{Museum and Institute of Zoology, Polish Academy of Sciences}},
  series       = {{Acta Chiropterologica}},
  title        = {{Coastal cliffs on islands as foraging habitat for bats}},
  url          = {{http://dx.doi.org/10.3161/150811014X683318}},
  doi          = {{10.3161/150811014X683318}},
  volume       = {{16}},
  year         = {{2014}},
}