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The crow Corvus corone hybrid zone in southern Denmark and northern Germany

Haas, Fredrik LU and Brodin, Anders LU (2005) In Ibis 147(4). p.649-656
Abstract
In hybrid zones genetically differentiated populations meet and interbreed. As they result from ongoing divergence and potential speciation, such zones provide opportunities to study how different factors affect this process. One well-known avian hybrid zone is that between the Hooded Crow Corvus corone cornix and Carrion Crow C. c. corone, which extends throughout much of Europe. We compare the current position and width of the zone in southern Denmark and northern Germany with that described in detail by Meise in 1928. A GPS technique was used to determine the geographical position of more than 1000 Crows in established pairs in which all individuals were classified as either Carrion, Hooded or hybrid phenotype. The data show that the... (More)
In hybrid zones genetically differentiated populations meet and interbreed. As they result from ongoing divergence and potential speciation, such zones provide opportunities to study how different factors affect this process. One well-known avian hybrid zone is that between the Hooded Crow Corvus corone cornix and Carrion Crow C. c. corone, which extends throughout much of Europe. We compare the current position and width of the zone in southern Denmark and northern Germany with that described in detail by Meise in 1928. A GPS technique was used to determine the geographical position of more than 1000 Crows in established pairs in which all individuals were classified as either Carrion, Hooded or hybrid phenotype. The data show that the Carrion Crow has expanded northwards and that this is most pronounced at the eastern side of the study area. Here the hybrid zone has moved around 19 km. However, the width of the zone seems to have remained stable over time. Possible reasons for why the zone may have moved are discussed. (Less)
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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Ibis
volume
147
issue
4
pages
649 - 656
publisher
Wiley-Blackwell
external identifiers
  • wos:000232493000001
  • scopus:33745214645
ISSN
0019-1019
DOI
10.1111/j.1474-919x.2005.00422.x
language
English
LU publication?
yes
id
a0ecd0a5-158c-4d92-8f21-bab65b440c65 (old id 149255)
date added to LUP
2016-04-01 12:08:38
date last changed
2022-01-26 23:25:16
@article{a0ecd0a5-158c-4d92-8f21-bab65b440c65,
  abstract     = {{In hybrid zones genetically differentiated populations meet and interbreed. As they result from ongoing divergence and potential speciation, such zones provide opportunities to study how different factors affect this process. One well-known avian hybrid zone is that between the Hooded Crow Corvus corone cornix and Carrion Crow C. c. corone, which extends throughout much of Europe. We compare the current position and width of the zone in southern Denmark and northern Germany with that described in detail by Meise in 1928. A GPS technique was used to determine the geographical position of more than 1000 Crows in established pairs in which all individuals were classified as either Carrion, Hooded or hybrid phenotype. The data show that the Carrion Crow has expanded northwards and that this is most pronounced at the eastern side of the study area. Here the hybrid zone has moved around 19 km. However, the width of the zone seems to have remained stable over time. Possible reasons for why the zone may have moved are discussed.}},
  author       = {{Haas, Fredrik and Brodin, Anders}},
  issn         = {{0019-1019}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{649--656}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Ibis}},
  title        = {{The crow Corvus corone hybrid zone in southern Denmark and northern Germany}},
  url          = {{http://dx.doi.org/10.1111/j.1474-919x.2005.00422.x}},
  doi          = {{10.1111/j.1474-919x.2005.00422.x}},
  volume       = {{147}},
  year         = {{2005}},
}