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Letters

01 September 1973 Comments Letters Scope of 'British Birds' I have been receiving British Birds for a few years now, and it appears to me that the present trend is to include more and more foreign material. For example, the March 1973 issue contained papers on the iden... Read More

Studies of less familiar birds 171: Red-necked Nightjar

01 September 1973 Comments Main paper Squatting motionless on the ground among dead wood and sand litter, the Red-necked Nightjar Caprimulgus ruficollis is made almost invisible by its disruptive pattern of grey, rufous and buff, with heavy streaks on the crown and scapulars characteristic... Read More

The buff variety of the Collared Dove

01 September 1973 Comments Main paper The most striking visual difference between the Collared Dove Streptopelia decaocto and the Barbary Dove, a domesticated descendant of the African Collared Dove S. roseogrisea, is that the former is darker and greyer, with blackish primaries, and the l... Read More

News and comment

01 November 1965 Comments News and comment More news of contamination by toxic chemicals.--The Fifth Report of the Joint Committee of the British Trust for Ornithology and the Royal Society for the Protection of Birds on Toxic Chemicals, published in September, shows that in the chemical analysis ... Read More