The results were published online in the journal Endangered Species Research.
这项研究结果已经发表在《濒危物种研究》杂志的网站上。
While studying endangered species may provide some insights to scientists, the cost of keeping these animals in existence can not be justified for research purposes alone.
虽然研究濒危物种可能为科学家提供一些领悟，但仅仅为了研究的目的而饲养这些动物的话，其饲养成本是不合理的。
However, chimpanzees are highly endangered species, and size large, easy on the breeding and fed, expensive and difficult as the animal model for AIDS Research.
然而，黑猩猩是高度濒危物种，而且体型巨大，不易于繁殖和豢养，费用昂贵，难以作为艾滋病研究动物模型。
Nature Reserve is to protect the natural resources and the environment, save endangered species, an important base for scientific research; it has important significance of human society.
自然保护区是保护自然资源环境、拯救濒于灭绝的生物物种、进行科学研究的重要基地，它对人类社会具有重要意义。
Nature Reserve is to protect the natural resources and the environment, save endangered species, an important base for scientific research; it has important significance of human society.
自然保护区是保护自然资源环境、拯救濒于灭绝的生物物种、进行科学研究的重要基地，它对人类社会具有重要意义。
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