Since the Miocene, the number of ape species has__________, while the number of monkey species has__________
a. increased, decreased
b. decreased, increased
Answer b
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The skeleton of "Lucy's Baby" reveals that Au. afarensis
A. had no period of infant dependency. B. was still completely arboreal. C. was bipedal but still adapted to climbing. D. was able to make precise stone tools. E. was a chimpanzee ancestor.
Members of a clan claim (but cannot demonstrate) descent from a common apical ancestor.
Answer the following statement true (T) or false (F)
Cross-cultural research has shown that societies often engaged in internal warfare tend to be __________
a. matrilocal b. patrilocal c. neolocal d. bilocal
Compared to Homo erectus, the cranium of premodern Homo sapiens, has a(n)
a. less vertical forehead. b. more angled occipital region. c. smaller than average cranial capacity. d. more angled back of the skull. e. increased brain size.