这个美丽的小动物将为我们揭示人类与其他哺乳动物之间的联系：比如与牛、羊、大象及食蚁兽等的联系。
This beautiful little creature is going to show us our connection with the rest of the mammals: with cows and sheep, and elephants and anteaters.
最初用羊及其它哺乳动物进行的克隆实验，已经产生了许多很快死去的不健康后代。
Initial mammalian cloning experiments, with sheep and other species, have produced many sickly offspring that die quickly.
他说，甚至第一只克隆哺乳动物，即著名的克隆羊多莉，也患有肥胖症和脑异常。
He said that even Dolly, the famous sheep that was the first mammal to be cloned, suffered from obesity and brain abnormalities.
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