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How widespread is Covid in animals and what are the risks to humans?
新冠病毒在动物中有多普遍?对人类的风险有多大?

Zoologists fear wildlife may become reservoir of infection that could be transmitted to people
动物学家担心野生动物成为将新冠病毒传播给人类的感染库。

Two studies showing high levels of Covid-19 infection among wild deer in the US have renewed concerns about the virus spreading through animal populations.

两项研究显示,美国野生鹿中新冠病毒感染水平很高,这重新引发了人们对病毒在动物群体中传播的担忧。

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