Human Origins Flashcards
Module 1
What is culture?
Learned behavior, passed down from others rather than based on instinct
Culture in Animals
- Monkeys can make tools and teach their young to use them
- Clans/gangs
- Animal societies adapt to new situations
- Emotions
Before Darwin, how did people in Europe understand human origins?
The Bible. God created humans separate from animals, different “kinds.”
Charles Darwin
19th century (d. April 19, 1882)
England
A naturalist, geologist, and biologist known for contributions to evolutionary biology
1859 book “On the Origin of Species”
Bipedalism
5 - 7 million years ago
Southern and Eastern Africa
Ability to walk upright on two legs.
Because of climate change, trees growing farther apart, and saving energy
The Stone Age
2.5 million years ago - 3,300 B.C.
Paleolithic (old stone), Neolithic (new stone)
First use of stone tools
Homo sapiens first emerged
Paleolithic Age
2.5 million years ago - 10,000 B.C.
“Old Stone Age”
Hunter-Gatherers
Includes the Ice Age
Domesticated dogs
Neolithic Age
10,000 B.C. - 4000/2000 B.C.
First structures built
Agriculture begins after Ice Age
Homo Sapiens are only Hominids left
Ice Age
150,000 - 11,000 years ago
Mass migrations from Africa to other continents (Bering Land Bridge)
Hunting and foraging
Neanderthals go extinct
Earth tilts on its axis and Northern Hemisphere moves away from sun (every 100,000 years)
Cave Paintings
30,000 - 20,000 years ago
Most found in Europe and Australia
Two categories: Stationary and Portable
Animal/Hunting scenes, human hands, fertility/women
Colors: Reds, browns, charcoal black
Australopithecus
4 million - 1 million years ago
Eastern and Southern Africa
Short stature, small brain size, walked upright on trees then on the ground, Omnivore
Lucy
3.2 million years old, discovered in 1974 by Donald Johanson in Ethiopia
Australopithecus Afarensis
Homo Erectus
1 million years ago
“Upright human”
Homo Habilis
2.5 - 1.6 million years ago
“able man”
First hominid to make and use tools
Wider thumb, larger brain than Australopithecus, decreased snout (more human-like face)
Evidence of early tools
Cut marks on bones of turtles, hippos, and other animals