搜索结果: 1-1 共查到“Animal Evolution”相关记录1条 . 查询时间(0.059 秒)
A Fertilizer Dearth Foiled Animal Evolution for Eons?
Fertilizer Dearth Foiled Animal Evolution Eons
2017/1/9
For three billion years or more, the evolution of the first animal life on Earth was ready to happen, practically waiting in the wings. But the breathable oxygen it likely required wasn’t there, and a...