KoRV (koala retrovirus) integrates itself into the animalsâ DNA, and may be passed on genetically as well as through direct infection, experts have found, though they are unsure how it is spread.

尽管还无法确定病毒KoRV（考拉反转录病毒）是怎么传播的，但专家已经发现，这种病毒能够自我整合入动物的DNA，可随着基因遗传给后代，直接接触也会感染。

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