(June 4, 2023 at 6:04 am)BrianSoddingBoru4 Wrote: Neanderthals were manufacturing birch tar (an adhesive resin made from burning birch bark) about 100 000 years before H. sapiens learned the trick.
Boru
That can have something to do with the fact that birch is a temperate and boreal species, ie for 100000 years it grew where Neanderthals were and H Sapiens weren’t.