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In many situations, selection should favour females that bias the sex ratio of their offspring. Two commonly examined factors potentially influencing off-spring sex ratio are paternal ornamentation and maternal condition. Male junglefowl with larger combs are attractive to females. I housed female...

Parker, T. H.
American Ornithologists' Union, Lawrence, USA
Auk, 2005, 122, 4, pp 1161-1168