Factoid/2014/03/25
From Beachapedia
< Beachapedia:Factoid | 2014 | 03
Sponges May Have Helped Create an Oxygen-Rich Ocean
- "Sponges thus created a new environment — an oxygen-rich ocean — where new kinds of animals could evolve. Animals now had enough oxygen to swim or crawl. And these new animals, in turn, increased the supply of oxygen..." - excerpt from article in NY Times.
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