1. Wager Bay, Northwest Territories, Canada, 1996 Photograph by Flip Nicklin 加拿大西北省威哲湾国家公园摄影:菲力普尼克林 Eighteenth-century European scientists named Ursus maritimus, meaning'sea bear, 'and that they truly are, spending most of their lives on sea ice.
18世纪时欧洲科学家将北极熊的学名命为Ursus maritimus，意思就是`海熊`，而北极熊确实是在海洋的冰上度过了大部分的时光。