Under these circumstances, archaeologist Andrew Smith believes, the small herds of Bos primigenius in the desert became smaller, more closely knit breeding units as the drought took hold.
考古学家安德鲁·史密斯认为，在这些情况下，随着干旱的持续，沙漠中较小的原牛群会变成更小、联系更加紧密的繁殖单位。
To commemorate World Food Day, we look back on science's role in alleviating the hunger crisis. Whale breeding, desert sugar factories, and oyster soup capsules, yum.
为了纪念世界粮食日(World Food Day)，我们回溯了科技在缓解饥饿危机中的作用。
To commemorate World Food Day, we look back on science's role in alleviating the hunger crisis. Whale breeding, desert sugar factories, and oyster soup capsules, yum.
为了纪念世界粮食日(World Food Day)，我们回溯了科技在缓解饥饿危机中的作用。
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