Author Question: Homo habilis was discovered at by . A. Olduvai Gorge; the Leakeys B. ... (Read 93 times)

wrbasek0 · **on:** Aug 11, 2018

Homo habilis was discovered at __________ by __________.

A. Olduvai Gorge; the Leakeys
B. Laetoli; Mary Leakey
C. Hadar; Donald Johanson
D. Lake Turkana; Raymond Dart

Question 2

Paleoanthropologist Owen Lovejoy argues that bipedalism arose because __________.

A. early hominins needed to make and use tools in order to survive on the open savannas of Africa
B. early hominins found it necessary to see over the high grass on the savannas to identify both predators and food sources
C. it conferred a crucial adaptive advantage on the ability to transport food back to a mate, which in turn allowed the female to increase in quality and quantity of care given to infants
D. it allowed the early hominins to run from their major predators with ease and agility on the open savannas and woodlands during the Pliocene