Yogurt Gives Male Mice “Swagger”

When scientists gave a group of mice vanilla yogurt along with their ordinary chow, they noticed the males had some extra confidence: “You know when someone’s at the top of their game, how they carry themselves differently? Well, imagine that in a mouse.” The reason: yogurt had made the mice’s testicles grow 5% bigger than average.

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Yogurt Gives Male Mice "Swagger"
Anna North

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