Like cheese , butter would have arisen accidentally , very soon after the domestication of ruminants 10000 years ago .
一万年前,在反刍动物被驯养不久的某天,黄油诞生了,就如同奶酪的出生一样充满着偶然。
A second theme is response to changes in diet caused bythe domestication of plants and animals .
第二个是对动植物驯化引起的饮食变化的反应。
Agriculture develops and spread . First villages . Possible domestication of dogs
农业出现并传播开来;村落出现;(可能)狗的驯化
The domestication of guinea pigs dates back to around 5000 b.c. , when the native people of peru and bolivia started breeding the beasts for food or religious ceremonies .
With the domestication of effective dromedary and horses both increasing the ability for people to carry heavy goods over a long distance , culture communication and trade developed rapidly , merchants traveled from shores of the pacific ocean to africa and then into europe .
Childe ascribed the shift to climate change , to conditions that dried up the lush forests and plains : humans and animals were drawn together at the last remaining oases , where proximity led to domestication , sedentism , and agriculture .