Question

which of the following statements about primates is true?

A. Bonobos are a species of the Great Apes that is known for being somewhat social, but mostly solitary

B. The dominant male of gorilla population is referred to as the ‘silverback’

C. Strepsirrhines have more protection around their eyes and have postorbital closure. whereas Haplorhines have little protection around their eyes and only have a postorbital bar.

D. The Great Apes have a smaller body size, long and thin arms, less prominent facial features, and more arboreal adaptation.

Answer 1

A. True

Bonobos are Great apes that lives as lone individuals to groups of 20 or more bonobos.

B. True

Troops of gorilla are led by one dominant, an older adult male, called silverback because of the swath of silver hair on his back.

C. False

Haplorhines: tarsiers, Old and New World monkeys, apes and humans have a postorbital plate, unlike the postorbital bar found in strepsirrhines: lemurs, bush babies, and lorises. And the haplorhines have protection around their eyes than strepsirrhines.

D. False

Great apes are larger, and had prominent facial features, while the lesser apes are smaller that had less prominent facial features. Great apes: humans, gorillas, and baboons, are primarily terrestrial rather than arboreal, but all species have adaptations for climbing trees.