Mammals
Reptiles
Birds
Amphibians/ Invertebrates
Fish/Bugs
100

What color is the skin of a polar bear?

Black

100

What reptile can breathe through their butts?

Turtle

100

Which bird has hollow bones?

All of them

100

Name one animal that doesn't have a brain 

Starfish, Sponge, Jellyfish, Sea anemones, and more

100

Which bug smells with its feet?

Butterfly

200

Which mammals hold hands when they sleep?

Otters

200

Which reptile smells with its tongue

Snake
200

Which bird is the only one that can fly backwards?

Hummingbird

200

This animal tastes with its arms

Octopus

200

One type of this bug can mimic a snake head to scare off predators

Caterpillar 

300

Which mammal laughs ultrasonically when playing or being tickled?

Rats and Mice

300
Which reptile is the only one that can't stick their tongues out?

Crocodiles

300

Which bird proposes by offering the smoothest pebbles they can find?

Penguins, specifically Adélie penguins

300

Which animal can drink through their skin?

Frog

300

Which bug can live without a head for weeks?

Cockroach

400

What is a group of cats called? (Kittens work too)

Clowder (Kindle for kittens)

400

What is the largest lizard in the world?

Komodo dragon

400

Which bird lives the longest?

Albatross

400

Which animal is the only one that can photosynthesize?

Sea Slug

400

Which fish is the only one with eyelids?

Sharks

500

What kind of mammal has a rare golden variant?

Tiger

500

This is actually a Mammal question:

What do bats do always do when exiting a cave?

Turn left

500

What is a group of ravens called?

an "unkindness"

500

This animal can punch 50 times faster than a bullet

Mantis Shrimp

500

Which fish spews water at bugs above the water to knock them down and eat them?

Archerfish

M
e
n
u