Letters

01 February 1995
Comments Letters Bernard Zonfrillo (1994) did well to remind us of the anniversary of the extinction of the Great Auk Pinguinns impennis. I have visited many of the world's museums and have examined specimens of the Great Auk and other extinct species, and just handlin...
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Letters

01 April 1979
Comments Letters Birds dunking food There are many references in the literature to birds washing food; they cover about six families and almost all are for water birds. Although termed 'food washing', the behaviour described may fulfil several functions. During...
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