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Austrlopithecus afarensis (Lucy) - Coggle Diagram
Austrlopithecus afarensis (Lucy)
Timeline: 3.7 - 2.9 MYA
Locomotion
Climbed in trees for foraging or sleeping
Bipedal
Food Source: mainly nuts, fruits, tubers, possibly scavenged meat or small prey
Associated Tool: did not use tools
Habitat (Africa)
Dry open lands (savannah)
Wooded areas
Speech: no evidence of articulated speech
Body
Short: (1.05-1.51m)
Slender build
Weight: F 30kg M 55kg
Posture was erect
Pelvis
Broad
Short
Hands and Feet
Curved fingers
Arch in foot
Non-opposable big toe
Skull
Foward projecting face below the nose
Low sloping forehead
Prominent brow ridge
Flat nose
No chin
Protruding jaws
Large back teeth
Cranial capacity: 350-600cm3 -> varies due to high degree of sexual dimporhism
Jaw: intermediate between rectangular and parabolic
Reduced nuchal crest - suggests bipedalism