translation.en: There are no Neanderthal fossils that are older than 40 years old that we've ever found, and the average age of most of these hunter-gatherer tribes is 20 to 30.
translation.zh: 我们迄今发现没有一块尼安德特人化石 显示他们寿命超过40岁 这些狩猎采集部落大多数人平均年龄 是20-30岁。