01 May 1952
Comments Letters --The increasing use of various types of colour-marking for the field recognition of birds must lead to confusion between individual experiments unless an authoritative central register can be compiled. The Scientific Advisory Committee of the British Tru...
Read More


01 December 1946
Comments Notes ON April 26th, 1946, I found near Portchester, Hants., the nest of a Magpie (Pica p. pica) containing eleven eggs, all very round in shape and smaller than usual. Only one hen was observed at the nest, which is in a hawthorn and has been used for years ;...
Read More

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

Subscribe Now