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The Role Of Cognition In Sexual Signals And Mate Choice Decisions, Ross Minter
The Role Of Cognition In Sexual Signals And Mate Choice Decisions, Ross Minter
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Cognitive ability varies dramatically among individuals, yet the manner in which this variation affects reproduction has rarely been investigated. Here, we asked 1) whether male sexual signals reflect cognitive ability and whether females prefer males with superior cognitive abilities, and 2) whether female cognition affects male and female mating decisions? We addressed these questions in a mutual mate choice system, threespine sticklebacks (Gasterosteus aculeatus). We tested cognitive performance by presenting the males and females with a novel task (a barrier to food) to evaluate problem-solving abilities and learning. We found that males that problem solve have elaborate sexual …