【英語で読む日経サイエンス】2010年5月号「なぜヒトだけ無毛になったのか」｜日経サイエンスSCIENTIFIC AMERICAN February 2010 The Naked Truth なぜヒトだけ無毛になったのか Among primates, humans are unique in having nearly naked skin. Every other member of our extended family has a dense covering of fur──from the short, black pelage of the howler monkey to the flowing copper coat of the orangutan──as do most other mammals. Yes, we humans have hair on our heads and elsewhere, but compared with our relat
