. Bulletin of the British Ornithologists' Club. '^ kHz I6-1 OJ. S sec Fig. 1. Singing posture of $ Orthorhyncus cristatus exilis and sonogram of the song. At the time of mating the female has already built her nest. Display and copulation take place in the male's territory. A female which enters a display territory is usually treated as a competitor for food and chased away immediately by the male. As soon as the female manages to perch in the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appeara
. Bulletin of the British Ornithologists' Club. '^ kHz I6-1 OJ. S sec Fig. 1. Singing posture of $ Orthorhyncus cristatus exilis and sonogram of the song. At the time of mating the female has already built her nest. Display and copulation take place in the male's territory. A female which enters a display territory is usually treated as a competitor for food and chased away immediately by the male. As soon as the female manages to perch in the. 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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