告诉我,你吃的是什么东西,我就能告诉你,你究竟是什么东西。——法布尔《昆虫记》谁是真正的生产者?植物。全世界的植物每天生产4亿吨蛋白质、碳水化合物和脂肪,释放5亿吨氧。动物全是消费者。胃口小的属食草动物,几平米草可养活一窝兔子,一棵树能栖息一家松鼠。食肉动物的生存成本则高昂了,一只虎要消耗好几座山头,方圆几十公里内的肉量,才能撑起它的胃。 Tell me what you eat, I can tell you, what are you. - Fabre “Insects” Who is the real producer? Plants. Plants around the world produce 400 million tons of protein, carbohydrates and fats per day, releasing 500 million tons of oxygen. Animals are all consumers. Small appetite herbivores, a few square meters of grass to feed a litter of rabbits, a tree can inhabit a squirrel. Survival costs of carnivores are high, a tiger to consume several hills, radius of dozens of kilometers of meat in order to prop up its stomach.