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There are about 235 species of primates including us .

包括我们在内，灵长类大约有235个种。

Primates apart , few mammals employ tools .

除了灵长类外，很少有哺乳动物会使用工具。

That doesn 't mean these primates are programmed to attack .

这并不意味着灵长类动物天生会互相攻击。

But primates were not the only targets for borna viruses .

但是灵长类并非博纳病毒的唯一靶宿主。

Captive breeding programmes for zebras and some primates survived .

人工饲养繁殖斑马和其他灵长类动物的计划得以存活下来。