ANT-1 Lecture Notes - Lecture 10: Neanderthal, Homo Erectus, Hybrid Zone
Document Summary
Not in book but 1-6% of interbreeding between neanderthals and. List of hominins, pick out chronological order. Neanderthals had a brain as big or bigger than humans. Acheulian tools, boy scout bifacially flaked axe. Genetic evidence: people still have neanderthal in them. Know the traits that tie into cold climate adaptation. Daily energy expenditure: understand expensive tissue hypothesis. Start from there, gist is neanders had huge brains and small guts. Must have been dietary changes to maintain brain. Includes the fact that they were moving farther in the day from home. Started to become human in terms of their life history. We take forever to mature but we have babies quite often. Grandmother hypothesis: if mom"s mom was helping you, more reproductive success. Lifespan for neanderthals, around 40 years old. Very large projecting brow ridges projecting face. Flared cheekbones (zygomatic arch) large jaw, big molars. Heavy, gritty vegetation diet (herbivores) heavy facial muscles.
