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Predation of migrant birds by gulls

01 August 1973 Comments Main paper Gulls Larus have a very diverse feeding ecology, but vertebrates form a significant part of the diet of some species (Tinbergen 1953). They are well known for their depredations on the eggs and young of colonial seabirds; they also attack and kill inju... Read More

Current developments in the work of the Rarities Committee

01 August 1973 Comments Main paper During 1972, and more particularly at its annual meeting in March 1973, the Rarities Committee has reviewed many points of policy and practice. Conscious of the criticism that it periodically attracts, it remains anxious to conduct its work as openly a... Read More

Notes on the food of the Kestrel

01 April 1946 Comments Main paper THE following information has been gathered as the result of analyses of 206 pellets of the Kestrel (Fako t. timmnculus) collected at regular intervals between July 1st, 1944, and March 24th, 1945, from a roost in an old shed and are believed, from feathe... Read More

Breeding of the Black Redstart in Britain: A Century-old record

01 April 1946 Comments Main paper IN 1916, seven years before T. A. Coward found the Black Redstart (Phcenicurus ochrurus gibraltariensis) breeding on the Sussex coast and so established what was then thought to be the first British record, F. C. R. Jourdain wrote an article in The Zoolog... Read More