3 ms·
In the last great extinction event 75% of all species became extinct [1]. No humans necessary! [1] https://en.wikipedia.org/wiki/Cretaceous%E2%80%93Paleogene_e
by grondo4 5y ago
In the last great extinction event 75% of all species became extinct [1]. No humans necessary!
[1] https://en.wikipedia.org/wiki/Cretaceous%E2%80%93Paleogene_extinction_event https://en.wikipedia.org/wiki/Cretaceous%E2%80%93Paleogene_e...