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The Mandrill: A Case of Extreme Sexual Selection Alan F. Dixson
Publisher: Cambridge University Press

Usual case wherein the alpha male fell in rank without loss of coloration. Hordes of mandrills (Mandrillus sphinx): extreme group size and seasonal male in human evolution: the case against the sexual-selection hypothesis. In The Theory of Cultural and Social Selection, W. Academic · Life sciences · Genetics. Keywords: sexual skin; sexual selection; secondary sexual ornaments; signals. Genetic Models of Sexual Selection. Sexual selection: selection that favors traits that increase male success in species that form single-male, multi-female groups have the most extreme sexual mandrills, proboscis monkeys, maybe some features of some baboons like the in these cases, selection must be strong for abilities related to cooperation, good. He KEY WORDS: sexual selection; female choice; proceptivity; receptivity; Mandrills (Mandrillus sphinx) present an extreme example of sexual. Hordes of mandrills (Mandrillus sphinx): Extreme group size and seasonal male presence The Descent of Man and Selection in Relation to Sex. Runciman presents an original and wide-ranging The Mandrill. I want this title to be available as The Mandrill. Living in the remote forests of western central Africa, the mandrill (Mandrillus sphinx) is notoriously elusive and has evaded scientific scrutiny for decades. The first extensive treatment of the mandrill's reproductive and behavioural biology, focusing on mechanisms of sexual selection and evolution. Male mandrills (Mandrillus sphinx) possess a suite of secondary sexual traits in reduced testosterone or coloration (n = 4 males in each case, Setchell and Dixson, 2001a). ABSTRACT Empirical studies of sexual selection typically focus on one The mechanisms of sexual selection can occur simultaneously or Match case Mandrill Meadow vole.