Peter Tyson works for the science magazine NOVA. He explains why there are so many kinds of dogs
彼得泰森在科学杂志NOVA工作。
From "Africa's Wild Dogs," May 1999, National Geographic magazine.
摘自《国家地理》1999年5月刊出文章《非洲野犬》“Africa ' s Wild Dogs”。
Chinese current affairs magazine shocked its readers last month when it published a picture of the market showing dogs crammed into a cage.
一份中国的当代生活杂志上个月发表了一张关于市场上狗被塞满笼子的照片,这张照片令读者震惊了。
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