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early humans

Collective learning threshold 6 big history 2025-2026 final study guide

QuestionAnswer
whats the cambrian explosion rapid evolutionization, most major phylla first appeared in fossil record
who starts to take over after kt mammals evolved to become dominant species
Ardipithecus walking style Quadropeds
Earliest hominin to come from east africa ardi[pithecus]
Homnins in order ardipithecus, Australopithecus, Homo-habilis, Homo erectus, homo Neanderthals'
Ardipithecus (Ar. ramidus) somewhat bipedal. short, hairy, smaller brains, opposable thumbs
Australopithecus (Au. afarensis) lived in east africa, 50% sexual dimorpysm(ex. males 50%larger than females), lucy, bigger brain, Laetoli footprints,
Homo (H. habilis) first to use stone tools. leaky family was the first to find them called fossil "handyman"
H. erectus 25%sexual dimorphism, migrant proto language(hypothetical language modern languages couldve evolved from)fire, Java Man, and found by Dubois, made fire first to leave Africa
H. neanderthalensis wintered in europe
whats the cambrian explosion rapid evolutionization, most major phylla first appeared in fossil record
who starts to take over after kt mammals evolved to become dominant species
Ardipithecus walking style Quadropeds
Earliest hominin to come from east africa ardi[pithecus]
Homnins in order ardipithecus, Australopithecus, Homo-habilis, Homo erectus, homo Neanderthals'
Ardipithecus (Ar. ramidus) somewhat bipedal. short, hairy, smaller brains, opposable thumbs
Australopithecus (Au. afarensis) lived in east africa, 50% sexual dimorpysm(ex. males 50%larger than females), lucy, bigger brain, Laetoli footprints,
Homo (H. habilis) first to use stone tools. leaky family was the first to find them called fossil "handyman" first to use tools
H. erectus 25%sexual dimorphism, migrant proto language(hypothetical language modern languages couldve evolved from)fire, Java Man, and found by Dubois, made fire first to leave Africa, first to use fire
H. neanderthalensis wintered in europe, top of food chain
H. sapiens lived everywhere hafting art and farming) - (2.6 mya) 200 hundred million years ago, we actually became modern selves.
Laetoli footprints Mary leaky, 1976, our early ancestors were obligate bipeds long legs before they developed large, modern human-sized brains. Australopithecus
Lucy Australopithecus, Donald Johanson, 1974, intact pelvis and knee joints proved that human ancestors walked upright before evolving large brains
java man eugene dubois, 1891, homo erectus,"missing link" between apes and humans
whats Firestick farming small, controlled, and low-intensity fires to manipulate the environment, used during foragr times
egalitarian everyone's equal, foragers
Neolithic revolution Climate warmed up, population started to grow, foragers were beginning to stay in one place and they didn’t have much food. Change from hunting gathering to agriculture
Ardi bipedalism evolved in woodland forests, redefined last common ancestor,
Created by: va1entina
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