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 Anas, five species of the genus Aythya and one within the genus Netta. A hybrid male Northern Pintail Anas acuta X female Red-crested Pochard apparenti

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