Q 01/05

Roughly how many species of lizard have scientists described so far?

A) About 80

B) About 800

C) About 8,000

D) About 80,000

Answer · why

C) About 8,000

About 8,000 lizards were on the Reptile Database's list by 2026, nearly twice the number of snakes, and the total keeps climbing because some 200 new ...

Q 02/05

What is the largest living lizard?

A) Green iguana

B) Nile monitor

C) Komodo dragon

D) Perentie

Answer · why

C) Komodo dragon

Komodo dragon: males can top three metres, and the serrated edges of its teeth are tipped with iron, an orange coating that keeps them sharp enough to...

Q 03/05

The world's largest lizard is native to islands in which country?

A) Indonesia

B) Philippines

C) Papua New Guinea

D) Malaysia

Answer · why

A) Indonesia

Indonesia: the lizards survive on a handful of its Lesser Sunda islands, where hatchlings climb straight into the trees and roll in dung so that the c...

Q 04/05

Which animal, far heavier than itself, is among the prey of the world's largest lizard?

A) Asian elephant

B) Water buffalo

C) Sumatran rhinoceros

D) Malayan tapir

Answer · why

B) Water buffalo

Water buffalo, deer and wild pigs are all on its menu: the lizard lies in wait beside a game trail, slashes with serrated teeth, and its venom keeps t...

Q 05/05

The world's largest lizard tracks carrion from kilometres away using which body part?

A) Its nostrils

B) Its forked tongue

C) Heat pits on its snout

D) Its eyes

Answer · why

B) Its forked tongue

Its forked tongue, not its nostrils, does the smelling: it samples the air and carries the scent to an organ in the roof of the mouth, while the lizar...