AA and HH Flashcards
What does Australopithecus mean
Southern ape
What does afarensis refer to
the afar triangle (Ethiopia)
Who was Lucy found by?
Donald Johanson
What is Lucy
Australopithecus afarensis
How tall is Lucy
3-4 feet tall
How big is Lucy’s brain compared to ours
1/3
Could Lucy speak?
Likely not
What features does Lucy have
Mix of human and ape
Were Lucy’s arms long
Yes
Were her hands and feet like ours
Yes
What did Lucy’s head look like?
Large head with facial prognathism
What does biped mean?
Being able to walk on 2 feet
What are the advantages of being biped
Gather food more easily and use their hands for defense
What does homo mean
Man
What does Habilis mean
Handy
Who found handy man?
Louis and Mary Leakey
Why was homo Habilis nicknamed handyman
Because it was believed that they were the first group to make and use tools
Were the homo Habilis biped
Yes
How long ago were homo Habilis alive
1.5-2 million years ago
Were they shorter or taller then AA
Taller
Were HH more or less human then Lucy
More human
How big were the homo Habilis brains
2/3 THE SIZE OF OUR BRAINS and twice the size of AA
Did handy man live in groups
Yes
Advantages of groups
Work together to protect against animal attack
Collect food over large areas
Types of tools handy man used
Cutting to us for tearing meat, crushing tools for bone marrow, and made traps for small animals
