financial status, and could therefore invest more resources; who are more committed, and would therefore dedicate more time and energy; who are more athletic, as they would be better at protecting and defending the female. Therefore, the sex that invests less in offspring will secret gay hookup compete among themselves to breed with the more heavily investing sex. "The Functional Significance of Buccal Feeding in the Mouthbrooding Cichlid Tropheus moorii ". "Parental investment in Behavioural Ecology: An Evolutionary Approach. "On the Ruff Philomachus pugnax wintering in the Senegal Delta" (PDF). United States: Pearson Education, Inc.
31 Satellite males, about 16 of the total number, have white or mottled ruffs and do not occupy territories; they enter leks and attempt to mate with the females visiting the territories occupied by the resident males. Social Psychology Quarterly, 77(2 Thornhill,., Palmer,. 8 11 42 The draining of wetlands from the 1800s onwards in southern Sweden has resulted in the ruff's disappearance from many areas there, although it remains common in the north of the country. "Ruffs, Philomachus pugnax, and distribution models: can leks be regarded as patches?".
Lower-ranked territorial males also benefit from site fidelity since they can remain on the leks while waiting for the top fort wilderness full hookup sites males eventually to drop out. Volume 1 (4th.). The homosexual copulations may attract females to the lek, like the presence of satellite males. Thetford: British Trust for Ornithology. Ethology and Sociobiology, 14(1 1-23. 21 The ruff breeds in Europe and Asia from Scandinavia and Great Britain almost to the Pacific. Journal of Applied Ecology. A b Trivers,.
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