Letters

01 October 2000 Comments Letters The RSPB agrees with Bernard Zonfrillo (Brit. Birds 93: 394-396) that the world is not ideal, but believes that some of his other comments are misplaced. Globally, introductions are a major cause of biodiversity loss (Vitousek et al. 1997) and pose a s...
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Letters

01 May 1929 Comments Letters SIRS,--We are inclined t o think t h a t Mr. Charles E . AHord in his letter re the. above (antes, p . 331) is perhaps n o t altogether correct when he remarks t h a t the conditions under which we made observations " must be considered rather artificial,...
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