Letters

01 November 1993 Comments Letters Red-crested Pochard hybrids. The occurrence of hybrids involving Red-crested Pochards Netta rufina may not be so unusual as is suggested by A. H. J. Harrop's note (Brit. Birds 86: 130). A. P. Gray (1958) recorded hybrids with 11 species of the genus An...
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Letters

01 August 1929 Comments Letters S I R S , -- I am able t o confirm to some extent, and in one respect t o amplify, Mr. Rollin's interesting observations on the Fulmar Petrel (antea, p p . 31-3). A t five o'clock on t h e afternoon of July 14th, when I was scanning with a telescope the n...
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