Letters

01 May 1988 Comments Letters Are we getting our figures right? The BTO may well tell me that it is extremely naughty of me to turn their population estimates of winter thrushes Turdus (by D. W. Snow, in Lack 1986) into the rounded ratio of: Blackbird T. merula 28: Song Thrush T. p...
Read More

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

Subscribe Now