英国《新科学家》杂志发表的文章称,世界各国生态旅游蒸蒸日上,但作为其保护对象的动植物种群却面临威胁。生物学家们不无担忧地发出警告:当野生动物与人相遇时都呈现出极度紧张的状态。“北极熊和企鹅、海豚和野狗,甚至雨林中的鸟类都会紧张。它们有的体重减轻,有的在死亡线上 According to an article published by the British “New Scientist” magazine, ecotourism in various countries in the world is booming. However, the flora and fauna that are the targets of its protection are at risk. Biologists warn themselves without any worries that wild animals show extreme tension when they meet people. "Polar bears and penguins, dolphins and dingoes, and even birds in the rainforest, are nervous, some lose weight, and some are dead