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Behavioural Ecology

In Our Time

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The Relationship Between Parents and Offspring

In the animal kingdom as a whole there's a great variation in mating patterns. Some species are largely monogamous some are highly promiscuous and behavioral ecology has begun to shed light on why you get those differences. Rebecca Kohner: If it takes two parents to successfully raise offspring if one parent can't do it on its own because of the kind of food supply they require or the way they have to defend the babies against predators then you tend to get pressure for monogamy.

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