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 ...
Read More

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now