Neanderthal man was able to kill woolly mammoths and bears.尼安德特人能够捕杀浑身覆毛的猛犸象和熊。Mammoths were herbivorous mammals.猛犸是食草性哺乳动物。Which was just the thing to help mammoths keep their cool.这恰好帮助了猛犸在冰河时代保持冷静,从而幸存下来....