Request

01 March 2002
Comments Editorials A study of Common Crossbills Loxia curvirostra in Scotland, shortly to be published in Ibis, has shown that the birds have different call types, recognisable on sonograms of tape-recorded calls. This finding matches the results of work carried out in N...
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Notes

01 November 2001
Comments Notes A recent paper dealing with the identification of Ferruginous Duck Aythya nyroca (Vinicombe 2000) included some discussion on hybrids between that species and Common Pochard A. ferina. Vinicombe's advice, that if a putative Ferruginous Duck shows any a...
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