夜晚的灯光会让老鼠身体发胖。当这些小动物不那么活跃时，灯光明显改变了它们的进食次数，因而造成体重增长。
Light at night increases mice body mass, apparently by shifting food intake to times when the animals are less active.
你现在看到的动物，是野猪和鳄鱼的集成体。决不要怀疑进化的创造力。
Paul Sereno: You're looking at an animal that is a cross between a boar and a crocodile. Never doubt the creativity of evolution!
并且对基因敲除进行时空的调控，并成为脊椎动物成体中研究基因功能的重要手段。
Conditional gene knock-out has become an important means to research gene function in vertebrates.
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