According to the ministry, hippos, first introduced in the 1980s by Colombian drug chief Pablo Escobar Gaviria, were officially declared an invasive alien species in 2022 due to their negative impacts ...

本集内容. Dogs were man's best friend far earlier than thought. 狗成为人类 “最佳伙伴” 的时间远早于早前认知. 文字稿. It's a small piece of jawbone, bu ...