单词：reaggregations
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River otters, like other social animals, have to carefully weigh the costs and benefits of hanging out in large groups. A big group makes it easier to catch fish, which seems like a good deal, but there's a downside to social life too. More otters me
发表于:2018-12-24 / 阅读(465) / 评论(0)
2016年Scientific American(十)月
2016年Scientific American(十)月
Chimpanzee The most striking single fact about chimpanzees is the flexibility of their social life, the lack of any rigid form of organization. It represents about as far a departure from the baboon type of organization as one can find among the high
发表于:2019-02-17 / 阅读(457) / 评论(0)
双语有声阅读
双语有声阅读
Chapter 88 Schools and Schoolmasters 第八十八章 鲸队和队长（原文有学校与校长的意思，作者在本章中即以其双关意义随意讽喻。） The previous chapter gave account of an immense body or herd of Sperm Whales, and the
发表于:2019-02-25 / 阅读(403) / 评论(0)
白鲸记
白鲸记