And how could they've done this without language? I've heard this statement that neanderthals were "outcompeted" because homo sapiens had language and they did not (something about the way their anatomy didn't allow for making complex sounds). I call BS on that now. You can't do this kind of stuff without ability to communicate your intentions, future plans, rewards for other people and so on.
Next we'll discover they were rendering that fat to grease their wheel axles with...
Next we'll discover they were rendering that fat to grease their wheel axles with...