Letters

01 March 2001
Comments Letters I was not terribly reassured by any of the comments of Mark Avery (Brit Birds 93: 500) in reply to my criticism of the pilot Ruddy Duck Oxyura jamaicensis cull and the rationale behind it (93: 394-396). Rather disturbingly, the RSPB's Director of Conse...
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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 March 1958
Comments Letters I N F O R M A T I O N W A N T E D ON L A P W I N G C H I C K S S I R S , -- F r o m observations made over a number of years on the growth and development of young Lapwings (Vanellus vanellus), it would appear that early hatching chicks develop more rapid...
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