这个理论得到了两年前一个发现的强有力的支持，人们发现马达加斯加狐猴的基因内有类似SIV、但并不一样的病毒片段残留。
That theory was given greater credence two years ago with the discovery that some Madagascar lemurs have in their genomes the remnants of a virus that was not an S. I.
从那之后，类似能用于鱼类、蜥蜴、环尾狐猴、恒河猴、黑猩猩——以及人类身上的情形也被发现。
Something similar has since been found to apply to fish, lizards, ring-tailed lemurs, rhesus monkeys, chimpanzees-and humans. In many of these animals, though, there is a twist.
这种象狐猴一样的骨骼特征类似灵长类，包括爪形手、可对立的拇指、带指甲的无爪指和相对短的肢体。
The lemur-like skeleton features primate-like characteristics, including grasping hands, opposable thumbs, clawless digits with nails, and relatively short limbs.
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