Male parenting in mammals is highly variable, ranging from caring to neglectful and abusive. The brain and behaviour of the African striped mouse reveal that, in males, the social environment and expression level of the Agouti gene affect whether the animals will be hostile or caring towards pups.
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В России впервые с 1986 года введут новый ГОСТ на белый хлеб02:05。业内人士推荐体育直播作为进阶阅读
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