Lansdown, P / July 1997 – vol. 90, issue 7, pp 290–291 Grey-cheeked Thrush Catharus minimus breeds in eastern Siberia, Alaska and Canada and winters from Nicaragua south to northern Peru and northern Brazil. Swainson's Thrash C. ustulatus breeds in Canada and the USA and winters from central Mexico south to northwestern Argentina. In common with three other highly migratory small thrushes which breed in North America (Hermit Thrash C. guttatus, Ve... This article is only available to registered users.To read more, please log in or purchase a subscription.