BIOLOGY 1M03 Lecture Notes - Lecture 8: Woolly Mammoth, Multiregional Origin Of Modern Humans, Genetic Variation

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Hominins may have stolen kills: evident from score marks from stone tools above tooth marks. First tool means those that are modiied: wouldn"t be able to tell if stone was used otherwise. Earliest tools found in awash river basin of ethiopia. Oldowan/mode 1 (2. 6-1. 7 mya: core & lakes (hammer stone) Use a hammer to break lakes of of a core: most primiive, mode 1 overlapped in ime with next technology, maybe because of variaion among/within species. Achulean/mode 2: involves addiional processing of lakes including working both sides of the lake. Levallois technique/mode 3: mods of shape of core culminaing in inal lake cut from mod core. Some tools were hated (with handles, someimes made of intesine. May or may not be erectus, which was irst found in indonesia. Ancestral features: include narrowing of braincase behind eyes, receding forehead (like chimps)

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