A S L 3 Lecture Notes - Lecture 26: Melqart, Schistosomiasis, Indentured Servant
Document Summary
7 million ago: first hominins evolve from apes, distinguished by bipedalism. 4 million years ago: australopithecus (sexually dimorphic) emerges. Homo habilis, the first member of our genus appears. 1. 8 million years ago: homo ergaster/erectus develops. 1 million years ago: homo erectus migrate to southern parts of eurasia. 250 thousand years ago: first modern humans, homo sapiens. 100 thousand years ago: modern humans move into near east. 60 thousand years ago: colonization of sahul/australia by modern humans. 25 thousand years ago: modern humans move into siberia; neanderthals, the only remaining nonhuman hominines become extinct. 13 thousand years ago: evidence of colonization of the americas. 10 thousand years ago: end of the last ice age. Adaptive radiation: a bunch of different species develop at the same time in different places. Allopatric speciation: one original species and other groups split from it and develop differently.
