What might explain the fact that hominins are completely terrestrial?
A) cultural advances such as weapons or fire may have eliminated the need for nightly shelter in trees
B) hominins, unlike other primates, have no natural predators and thus no need to seek protected sleeping sites
C) hominins lost the anatomical adaptations required to allow them to climb trees
D) hominins are simply too large to move safely through the trees

Question

Quizplus · Accepted Answer

C  D  Cultural advances like weapons or fire (A) could reduce the need for tree shelter. Hominins lost climbing adaptations (C), making tree living impractical. Larger size (D) makes tree movement unsafe.

What Might Explain the Fact That Hominins Are Completely Terrestrial