[jarcane]

Eh, I think the more important take from it is that any species is prone to developing an unbalanced advantage that ultimately does them in.

We humans just happen to be the ones on top right now doing the unbalanced expansion thing.

[JoeAltmaier]

I don't think the beaver did itself in? It was us (or the Iroquois Confederacy anyway) that hunted them to near extinction. They got along for 10 million years just fine the way they were.