Mammals
Birds
Invertebrates
100

What animal, due to it's nearly indistinguishable fingerprints from humans, has been confused at a crime scene?

Koala

100

Nearly 3% of Antarctica's glaciers are made up of this seabirds urine.

Penguin

100

The heart of this crustacean is located in its head.

Shrimp

200

This animal, which is the largest land animal on Earth, is also the only animal that cannot jump.

Elephant

200

This big bird's eye is bigger than its brain.

Ostrich

200

This slimy creature can sleep up to 3 years.

Snail

300

The horn of this large pachyderm is actually made of hair.

Rhinoceros

300

This bird's head has to be upside down so that it can eat.

Flamingo

300

This slimy creature has 4 noses.

Slug

400

This lazy animal takes 2 weeks to digest its food.

Sloth

400

This bird species voluntarily helps each other to obtain food and perform selfless acts, even to individuals they're not 'friendly' with.

African Grey Parrot

400

This pesky insect's brain is in its body.

Cockroach

500

This animal, which is famous for its milk, can make 200,000 milk jugs in its lifetime!

Cow

500

This nocturnal bird eats roughly 4 small mammals every night, and regurgitate the remaining fur and bones into a pellet.

Barn Owl

500

There are 1 quadrillion of these insects on Earth, who can carry things 4x the size of them!

Ant