????? ?????? , ??? ????????????? ?????? ?????? , ??? ????????????? ?????? ?????? ( ???. Anas superciliosa ) – ????????? ???? ???? ?????? ???? ( Anas ).

???????????????

??????? ? ??????? ????? ????????? , ????? ?????? , ????????? , ????? ???????? ? ?? ?????? ???????? ???-???????? ????? ?????? ?????? , ??????? ??????????? ??????? ?? ?????? ? ??????????? ????????? ?? ???????. ? ????? ???????? ????? ?????? ???????? «P?rera».

??? ??????????? ???? ??????? ?? ????????? ???????????? ???? ? ?? ???????? ??????????? ????? ?????? ?? ???????? ?????? , ??????? ?????????? ? ?? ????? ??????????????? ? ????? ???????? (Rhymer & Simberloff 1996).

????????

? ????? ?????? ?????? ????, ????? ??????? ?????? ? ??????? ??????? ? ???????? ????????. ????? ? ????? ?? ??????? ???????? ??????. ?????? ? ????????? 54—61 ??; ???????? ?????? ?????, ????????? ????????? ????? ?????? ? ??????, ??? ???????? ?????????. ??? ?? ????? ?? ?????????? ???????? , ?? ?????? ??????? ??? ?? ????? ????????. ?????? ??????????? ?????????? ?????? ???? ???????? ????????????? ???????? ?? ??????? ????? ???? ????? ? ??????? , ??????? ????????? ?? ??????? ?? ????? ???????? ? ???????????? ???.

???????

??? ???????? ????, ??????????????? ????? ??????, ??? ?????? ???? ???? ?????? ???? .

???????

?????????? ??? ??????? Anas superciliosa : rogersi ???????????? ? ????????? , ?? ??? ????? ?????? , ? ? ????????? , pelewensis – ?? ???-?????? ?????? ?????? , ?? ?????? ????? ?????? , superciliosa – ? ????? ???????? .

??????

??????????? ??????? ? ????? ???????? ????? ???????????, ?? ?????? ?????? ? «??????» ???? ??-?? ??????????? ? ??????????? ? ????????????????? ??????? (Gillespie, 1985). Rhymer ? ??. (1994) ???????, ??? ?? ?????? «????????? ?? ????????? ???????????? ????? ?????? ??? ?????????? ???? ? ????? ???????? ? ???????????? ?????????? ????, ????????? ?????????? ??????».

????????????? ? ???, ??? ?????? ???????? ?????? ??????????? ? ??????? ????? ??????, ??? ????????, ???????????? ?? ??? ?????, ??? ? ??????????? ???????? ??????? ????????, ??? ? ?????? , ?? ??? ?? ?????; ???????, ??? ??????? ?????? ????????????, ?? ??????? ???????? ? ??????????? ??????? ?? ????? ???? ?????????? ?? ???????? (Rhyner ? ??. 1994). ??????? ??????? ?????????? ??????????? P?rera – ?????????? ???????????? ??????? ?? ??????? ????? ? ???????????? ? ?????????? ????????? ??????????? ????????? P?rera ?? ???? ?????????? ????? ?? ??? ? ???????? XX ???? (Williams & Basse 2006).

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• (????.) . The IUCN Red List of Threatened Species .
• Gillespie , Grant D. (1985): Hybridization, introgression, and morphometric differentiation between Mallard ( Anas platyrhynchos ) and Grey Duck ( Anas superciliosa ) in Otago, New Zealand. 102 (3): 459-469.
• Heather , Barrie D. & Robertson , Hugh A. (1996): The Field Guide to the Birds of New Zealand . Viking/Penguin, Auckland. ISBN 0-670-86911-2
• Madge , Steve & Burn , Hilary (1987): Wildfowl : an identification guide to the ducks, geese and swans of the world . , London. ISBN 0-7470-2201-1
• Rhymer , Judith M. & Simberloff , Daniel (1996): Extinction by hybridization and introgression. Annu. Rev. Ecol. Syst. 27 : 83-109. doi : (HTML abstract)
• Rhymer' , Judith M.; Williams, Murray J. & Braun, Michael J. (1994). Mitochondrial analysis of gene flow between New Zealand Mallards ( Anas platyrhynchos ) and Grey Ducks ( A. superciliosa ). 111 (4): 970–978.
• Williams , Murray & Basse , Britta (2006): Indigenous gray ducks, Anas superciliosa , and introduced mallards, A. platyrhynchos , in New Zealand: processes and outcome of a deliberate encounter. Acta Zoologica Sinica 52 (Supplement): 579–582.

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