. Bulletin of the British Ornithologists' Club. and Yellow-billed Pintail collected by Reed in the same area. The hybrid is intermediate in size, colour pattern, tail length and the shape and size of the bill. Some measurements of the three specimens are given in the Table. The colours of the upper mandible are faded, but the black pattern of the. Dorsal view of typical Yellow-billed Pintail (top), the hybrid (middle), and Rosy-billed Pochard (bottom).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and ap
. Bulletin of the British Ornithologists' Club. and Yellow-billed Pintail collected by Reed in the same area. The hybrid is intermediate in size, colour pattern, tail length and the shape and size of the bill. Some measurements of the three specimens are given in the Table. The colours of the upper mandible are faded, but the black pattern of the. Dorsal view of typical Yellow-billed Pintail (top), the hybrid (middle), and Rosy-billed Pochard (bottom).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Ornithologists' Club. London : British Ornithologists' Club
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