News and comment

01 March 1975
Comments News and comment Proposed Great Crested Grebe census Thorough breeding season censuses of the Great Crested Grebe were made in 1935, 1946-55 and 1965; and to maintain these ten-year checks the British Trust for Ornithology is arranging for a further census of t...
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Letters

01 March 1975
Comments Letters Manx Shearwaters plunge-diving Manx Shearwaters Puffinus puffinus commonly feed by plunge-diving, in the manner described by Bernard King {Brit. Birds, 67: 77), when fish shoals are located very close to the surface. I think that the presence ,...
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Notes

01 March 1975
Comments Notes Fulmar occupying Ravens' nest On 18th March 1974 I watched a pair of Ravens Corvus corax nest-building at a sea-cliff site on Out Skerries, Shetland. The pair carried materials to the site all day, and by about 18.00 hours the nest was virtuall...
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Recent reports

01 March 1975
Comments News and comment These are largely unchecked reports, not authenticated records A Balearic Shearwater Puffinus puffinus mauretanicus was identified off St Agnes (Scilly) on 2nd, while the only Manx Shearwaters P. p. puffinus reported were at Seaton Sluice (Nord...
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Variations in Chaffinch Song

01 August 1943
Comments Main paper WORKING at first with four birds (A, B, C and D) I made the following observations on the songs of Chaffinches (FringiUa c. gengleri) in a coastal area of south Devon during the spring of 1942. B and C held adjacent territories and their songs were inter...
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