Ever since Dolly the sheep was cloned in 1997, Westhusin's phone has been ringing with people calling in hopes of duplicating their cats and dogs, cattle and horses.
自从1997年多利羊被克隆以来,威斯苏森的电话一直响个不停,人们打电话希望能复制他们的猫、狗、牛和马。
Most critters bounce on the balls of their feet, think cats and dogs, while others trot on their toes, like horses and deer.
但是多数家畜用脚掌弹跳,想想猫跟狗,然而其他动物是用脚趾小跑,比如马跟鹿。
It is interesting to see that even animals that have contact with humans, like cats, have much smaller brains than dogs and horses because of their lack of sociality.
有趣的是,我们发现即便是那些已经同人类有过亲密接触的动物,例如猫类,其大脑还是因为其缺乏社会性而比狗类和马要小了很多。
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