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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...

Departure of Swifts

01 January 1945 Comments Main paper THE arrival and departure of migrants are usually recorded by the dates upon which the first and last birds are seen. The arrival date of the first bird of any migrant species is usually fairly close to the arrival of the main bulk of that species : even ...

Notes

01 May 1943 Comments Notes 1942 I had excellent opportunities of observing the birds which frequent the southern shores of Ayr Bay, between the mouth of the river Doon and the Heads of Ayr. As a result I have been able to add three new birds to the Ayrshire list, and I include one...

Letter

01 December 1940 Comments Letters SIRS,--For some years past, Mr. Charles Oldham has regularly published observations on t h e midsummer movements of Swallows, House- and Sand-Martins and Swifts at t h e Tring and Elstree Reservoirs in t h e Transactions of the Herts Nat. Hist. Soc. An id...