期刊
MAMMALIAN BIOLOGY
卷 67, 期 2, 页码 79-90出版社
URBAN & FISCHER VERLAG
DOI: 10.1078/1616-5047-00012
关键词
Canis lupus; feral dogs; hybridisation; Latvia
类别
Crossbreeding between wolves and dogs in the wild has been sometimes reported, but always poorly documented in scientific Literature. However, documenting frequency of hybridisation and introgression is important for conservation of wild living wolf populations and for the management of free ranging dogs. Here we report the results of molecular genetic analyses of 31 wolf samples collected in Latvia from 1997 to 1999, including six pups originated from a litter found in northern Latvia in March 1999, and six wolves showing morphological traits that suggested hybrid origin. Nucleotide sequencing of the hypervariable part of the mtDNA control-region and genotyping of 16 microsatellite loci suggested that both pups and the morphologically anomalous wolves might originate from crossbreeding with dogs. Causes of wolf-dog crossbreeding, as well as possible management effort to avoid further hybridisation in the wild, are discussed.
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