Fish
Invertebrates
Arthropods
Squid
Frog
100

Breathing organ

What are gills?

100

Have 8 arms (only)

What is an octopus?

100

Has 8 legs

What is a spider?

100

Outer covering

What is the mantle?

100

Female has these inside

What are eggs?

200

Fins on top

What are dorsal fins?

200

Has stinging cells

What is a jellyfish?

200

Outer skeleton

What is an exoskeleton?

200

Number of arms + tentacles

What is 10?

200

On the menu

What are frog legs?

300

Tail fin

What is the caudal fin?

300

Echinoderm with "money" name

What is a sand dollar?

300

Like a lobster (freshwater)

What is a crayfish?

300

Means of propulsion

What is the water jet?

300

Number of heart chambers

What is 3?

400

Biggest fish

What is the whale shark?

400

Mollusks move with this

What is their foot?

400

Baleen whales eat this

What is plankton/krill?

400

Has largest ones in animal kingdom

What are the eyes?

400

Large, lobed organ

What is the liver?

500

Catfish "whiskers"

What are the barbels?

500

Common fishing bait

What are earthworms?

500

Fly larvae

What is a maggot?

500

Defense mechanism

What is ink?

500

Stomach empties directly into this

What is the small intestine?