By looking at the fossil record from that period of time - before the Red Sea was formed - we can gain a clearer view of which species survived this great migration and which did not.
通过观察这一时期——红海形成之前——的化石记录，我们就能更清楚地知道哪些物种在这次大迁徙中活了下来，哪些没有。
It is thought that 70, 000 years ago a dry period caused Red Sea levels to fall and the gap across its mouth to shrink from 18 miles to eight miles.
据认为，7万年前的一段干旱时期造成红海水位下降，跨越海口处的距离从18英里缩小到8英里。
The dramatic event will turn the moon blood red for 100 minutes during the period of totality.
这一壮观的天文现象将把月亮变成“血色”，整个过程大约持续100分钟。
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