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Letters

01 October 1958 Comments Letters EGGS D I S A P P E A R I N G F R O M P E R E G R I N E E Y R I E S S I R S , -- T h e paper by D r . D . A. Ratcliffe on " B r o k e n eggs in Peregrine eyries" (antea, pp. 23-29) has greatly interested me, as it seems to throw considerable light on past ... Read More

Photographic studies of some Less Familiar birds: XCII. Little Shearwater

01 October 1958 Comments Main paper Photographs and text by John W a r h a m (Plates 64-67) The Little, Allied or Dusky Shearwater (Procellaria baroli = Puffinus assimilis) is a small black and white shearwater whose oceanic distribution lies mainly in cold water south of the Equator. The b... Read More

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... Read More

A Note on the Songs of Chaffinches and Yellow Buntings

01 December 1940 Comments Main paper IN the course of my study of the songs of birds, I have come across a factor in the make-up of the song of the Chaffinch (Fringilla c. gengleri), which, from the complete absence of any reference to it in such essays on bird song as I have read, would app... Read More