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Female iguanas pay high costs to choose a mate

Picking a mate isn't easy -- if you are a female iguana. In a study published in the June 27 issue of the online, open-access journal PLoS ONE, Maren Vitousek of Princeton University and colleagues found that female Galápagos marine iguanas spend a lot of energy picking a mate from a wide range of suitors -- energy they could otherwise spend foraging, producing eggs or avoiding predators.

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Keywords: female, iguanas, pay, costs, choose, mate, iguana, cost

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