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1美国的纪念碑山谷(英)西蒙·马斯登摄2苔原与孤狼(美)阿特·沃尔夫摄3狼在荒原中能够很好地隐藏,这借助于动物和栖息地之间轮廓和背景的含糊不清。4插图《扛着小桶走进森林中》选自1905年华盛顿、欧文的小说《瑞普·凡·温克尔》美国科罗拉多州立大学教授、国际著名环境伦理学
1 Monument Valley of the United States Simon Marsden photo 2 Tundra and Lone Wolf (Art) Art Wolf Photo 3 Wolves hide well in the wilderness thanks to the contours between animals and habitats And the background is vague. 4 Illustration “Carrying a Small Bucket into the Forest” From Irvine’s 1905 novel “Rip Van Winkle” Colorado State University professor, internationally renowned environmental ethics