几千年来，他们开始减少对野外狩猎和采集的依赖，而更多地依靠自己饲养的动物和播种的庄稼。
Over thousands of years, they began to depend less on what could be hunted or gathered from the wild, and more on animals they had raised and crops they had sown.
另一个例子就是巨型动物和本地植物群的相互联系，尤其是那些仅依赖动物传播种子的植物。
Another example is the interaction of megafauna with local flora, in particular, plants that rely on animals to disperse their seeds.
一些动物帮助植物传播种子。
利用翼类动物到贫瘠区域播种，并非他们首创。
This is not the first study of the idea of using flying animals to drop seeds into barren areas.
然后他们学习播种和耕作，学习利用动物来帮助他们工作，或者把它们当作食物。
Then, people learned to plant seeds and grow crops. They learned to use animals to help them work, and for food.
果实是一种“赐与”的食品。由动物提供给人类，以便人类可以替它们播种。
Fruit is a "given" food, offered by the plant so that we can spread its seeds.
果实是一种“赐与”的食品。由动物提供给人类，以便人类可以替它们播种。
Fruit is a "given" food, offered by the plant so that we can spread its seeds.
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