Invertebrates and vertebrates

Which of these animals is invertebrate?

• 
• 

A snail is a...

• Insect

• Mollusk

• Worm

• Arthropod

Do the invertebrates have backbone?

• Yes

• No

The snail has a _________ to move.

• Shell

• Antenna

• Foot

• Head

They are covered with feathers and are oviparous:

• Mammals

• Birds

• Mollusks

• Reptiles

They have fins and bodies covered with scales:

• Amphibians

• Echinoderms

• Cnidarians

• Fish

Their bodies are shaped like stars or balls:

• Cnidarians

• Arthropods

• Echinoderms

• Mammals