Letters

01 February 2000 Comments Letters Syroechkovski et al. (1998) have recently published the results of a study of Brent Geese Branta bernicla in northwest Yakutia, Russia. They claimed to have located a previously unknown contact zone of Dark-bellied Brent Goose Branta (b.) bernicla and ...
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Letters

01 February 1991 Comments Letters The introduction of the Chukar In 'Points of view' (Brit. Birds 79: 656-657), Derek Goodwin drew attention to the dilution of the British population of the Red-legged Partridge Alectoris rufa by hybrids between this and other species of Alectoris. In h...
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