Australopithecus Erectus

Australoptihecus ąfarensis (walker & tree climber)

Smali hip, knee & anlde joints

Partial foot arch

Unbalanccd head (long snout)

High, narrow shoulders Wide chest

Short, wide waist

Long forearm

Smali gjuteus maiomus (not shown)

Long femoral neck

Short Achilles tendon Smali heelbone

Long toes

Balanced head (short snout)

Homo erectus

(walker & enduranre numer)

Stabiiked foot arch Short toes

Low, wide shoulders

Narrow chest

Tali, narrow waist

Short forearm

Big gluteus mai-ńmus (not shown)

Short femoral neck

Large hip, knee & ankle joints

Long Achilles tendon Enlarged hedbone