Op vrijdag 13 mei 2022 om 23:54:30 UTC+2 schreef DD'eDeN aka note/nickname/alas_my_loves:
...
> > - everybody also knows that this has 0 to do with pachyosteosclerosis as in H.erectus & slow-swahllo-diving marine tetrapods:
> > POS or pachyosteosclerosis (extremely thick & heavy skeletons, possibly more brittle due to an excess of calcium) in tetrapods is exclusively seen in slow & shallow divers, incl. all aquatic mammals initially:
> > early Cetacea & pinnipeds had POS, and Sirenia still have POS.
> > Google "coastal dispersal Pleistocene Homo PPT" (+ refs).
> > Only incredible idiots believe He, Hn or early Hs ran after antelopes.
> ?? Gathering seaweed, oysters, mushrooms, pineapples...
-He: extreme POS, 800 cc small PNSs: diving, seacoasts
-Hn: moderate POS, 1400 cc, large PNSs: seasonally following rivers inland?
-Hs: no POS, 1300 cc, intermediate PNSs: wading-walking
Hn: shellfish, seaweed? salmon? ...
In any case: only incredible idiots believe He, Hn or early Hs ran after antelopes.