4 ms·
I'm not so sure. How many species went extinct in the first couple years right after the asteroids impact?
by joesb 8y ago
I'm not so sure. How many species went extinct in the first couple years right after the asteroids impact?
- icebraining 8y agoOr in the greatest pollution event ever - when plants filled this atmosphere with oxygen. The poor obligate anaerobic organisms never stood a chance, they were massively exterminated.