Q 01/05

Which animal is the fastest runner on land?

A) Cheetah

B) Lion

C) Horse

D) Gazelle

Answer · why

A) Cheetah

A cheetah can sprint at around 60 miles per hour, faster than any other land animal, but it can only hold that speed for about half a minute.

Q 02/05

What is the largest animal known to have ever lived on Earth?

A) Sperm whale

B) Blue whale

C) Giant squid

D) Great white shark

Answer · why

B) Blue whale

The blue whale can grow to about 100 feet long, yet it reaches that size by eating krill, tiny shrimp-like animals, several tons a day.

Q 03/05

Which animal is the tallest one alive on land today?

A) Elephant

B) Camel

C) Giraffe

D) Polar bear

Answer · why

C) Giraffe

A giraffe's long legs and neck let it feed on treetop leaves that few other plant-eaters can reach.

Q 04/05

Which sea animal has three hearts?

A) Jellyfish

B) Octopus

C) Sea turtle

D) Lobster

Answer · why

B) Octopus

An octopus has one main heart and two gill hearts, and its soft, boneless body lets it squeeze through tiny gaps.

Q 05/05

Which animals are the only mammals that can truly fly?

A) Flying squirrels

B) Sugar gliders

C) Bats

D) Colugos

Answer · why

C) Bats

Bats flap wings of skin stretched between long finger bones and can snatch insects in mid-air, while flying squirrels, sugar gliders and colugos can o...