The Colour-Phases of the Fulmar
01 November 1947
THE Handbook (Vol-, iv, p. 79) contains a statement of mine on the distribution of the colour phases of the Fulmar (Fulmarus g. glatialis) which is erroneous. It runs ;--"proportions of dark birds are-- Brit. Is. up to 2 per cent., except Shetland, where...