Monthly Marathon

01 May 2001 Comments Other Although we are presented with a relatively good photograph, the identification of the bird in plate 64 (repeated here as plate 142) is far from straightforward. Clearly, we are dealing with a tern Sterna/Chlidonias... ...
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Seventy-five years agoÉ

01 December 1990 Comments Other 'FECUNDITY OF THE HOUSE-SPARROW. LAST year I contributed some observations (Brit. Birds, VIII., p. 114) showing the amazing fecundity of certain pairs of House-Sparrows (Passer d. domesticus) occupying (much to my disgust) a number of nesting-boxes I p...
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