Q 01/05

Which group of monkeys lives mainly in Central and South America and often has prehensile tails?

A) Old World Monkeys

B) Great Apes

C) New World Monkeys

D) Lesser Apes

Answer · why

C) New World Monkeys

New World Monkeys live in the Americas, and many species, like spider and howler monkeys, have prehensile tails that can grasp objects and support the...

Q 02/05

Which primates have an enlarged hyoid bone that acts as a resonating chamber for their calls?

A) Mandrill

B) Howler

C) Rhesus macaque

D) Capuchin

Answer · why

B) Howler

Howler males face a trade-off: the species with the biggest hyoids and deepest roars have the smallest testes, so the loudest males invest in sounding...

Q 03/05

What is the heaviest monkey species, known for red and blue facial ridges?

A) Chacma Baboon

B) Gelada Baboon

C) Mandrill

D) Proboscis Monkey

Answer · why

C) Mandrill

The Mandrill is the largest monkey, and a male's colours advertise his rank: dominant males wear the most vivid reds and blues and father most of the ...

Q 04/05

Which of these continents has no native monkey species?

A) Africa

B) Asia

C) South America

D) Australia

Answer · why

D) Australia

Australia has no native monkeys: its marsupials, kangaroos and possums among them, fill many of the niches that placental mammals hold on other contin...

Q 05/05

Which of these Old World monkeys is endemic to the island of Borneo?

A) Proboscis Monkey

B) Japanese Macaque

C) Mandrill

D) Vervet Monkey

Answer · why

A) Proboscis Monkey

The Proboscis Monkey lives only on Borneo; the male's huge nose works as a resonator for his honks, and females are thought to prefer the loudest call...