Karl wrote: > Assume higher physical strength in hunter-gatherers. Then, assume > even higher physical strength in Homo Sapeins Neanderthalis. No need to assume: it's attested by bone development and tendon attachments. > it's a bit of an assumption to make but I'm sure there's > some way to get them open without a vice. Chimps have invented stone hand hammers. Plentiful stone hammers in human contexts much older than and including Neanderthal. -K L Feder _The_Past_in_Perspective_ Mayfield 1996 Dick [log in to unmask] http://smith.syr.edu/~ddawson SU Rifle Club: http://smith.syr.edu/~ddawson/surifleclub.html