为了找出一个答案，科学家布莱恩戴维斯，李刚博士以及威廉姆艾菲教授对这些品种的DNA进行了分析。
So to find out more, scientists Mr Brian Davis, Dr Gang Li and Professor William Murphy conducted an analysis of the DNA of all these species.
乔戴维斯是麻省理工知名的疯狂科学家(这个标签再合适不过了)。
Joe Davis is known as MIT's Mad Scientist, and that is a truly appropriate label.
戴维斯指出那些利用无线电天文望远镜搜寻外星人的科学家设想其他生命也可能利用这种通讯工具。
Mr Davies points out that scientists who search for aliens using radio telescopes are assuming that other life would use this form of communication.
[color=#000000][font=宋体]戴维斯（注：即加利福尼亚大学癌症中心）的科学家们在认定这一总体构想具有可行性之后，即与马修斯一起开始寻找商业合作者。
[font=Times New Roman][color=#000000]Once Davis's scientists had pronounced the general idea sound, they and Dr Matthews looked around for a commercial collaborator.
她于四年前开始这项研究，加州大学戴维斯分校的一名科学家担任她的实验室导师。
She began her research four years ago. A scientist at the University of California, Davis, taught her how to design and do experimental work in the laboratory.
小狗会数数，对此科学家们深信不疑。不过加里福尼亚戴维斯大学的研究人员认为，原来小狗们也是会传情达意的，它们叫声高低和节奏急缓的差别代表着不同的讯息。
Scientists are convinced that dogs can count and researchers at the University of California Davis say they try to convey different messages through the pitch and pace of their barks.
小狗会数数，对此科学家们深信不疑。不过加里福尼亚戴维斯大学的研究人员认为，原来小狗们也是会传情达意的，它们叫声高低和节奏急缓的差别代表着不同的讯息。
Scientists are convinced that dogs can count and researchers at the University of California Davis say they try to convey different messages through the pitch and pace of their barks.
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