一种传染性面部癌症正在塔斯马尼亚袋獾中迅速蔓延。
An infectious facial cancer is spreading rapidly among Tasmanian devils.
得了这种怪病之后，袋獾会首先在嘴部周围出现毒瘤，然后肿瘤会慢慢扩散至颈部，有时候还会出现在身体的其它部位。
Devil Facial Tumour Disease causes cancers to appear first in and around the mouth before spreading down the neck and, sometimes, into the rest of the body.
传染性面部肿瘤在袋獾中迅速蔓延，人们相信，其结果是导致这种世界上最大的袋类食肉动物的数量降低了60%以上。
An infectious facial cancer is spreading rapidly among Tasmanian devils and populations of the world's largest marsupial predator are believed to have fallen by more than 60% as a result.
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