5 ms·
Good question, species do not put that much compulsive effort into preemptive escape without cause.
by tejtm 2y ago
Good question,
species do not put that much compulsive effort into preemptive escape without cause.
- IncreasePosts 2y agoMaybe humans just used the claws of dead giant sloths to carve the caves for their own purposes.
- metalmangler 2y agoas is often the case, one species will make a burro only to have other species take over and modify it, with choice locations, used contiously for several millenia, so an odd scratch here and one there adds up, and we have no other behavioral evidence for this last mega fauna, so who knows? might find more of these in different stages, with perhaps fossil evidence
- gus_massa 2y agoTunels are 100 millions year old. We split from chimps 5 millions years ago. Modern humans are .11 million year old, and we arrived to America .015 million years ago.
- Retric 2y agoThermal regulation is a possibility mentioned outside of predation. Bears aren’t afraid of being eaten, but they still dig dens because they’re warm in the winter.