Sea Stars: Fascinating Ocean Invertebrates

Why are sea stars not considered true fish?

• They live only in freshwater.

• They have scales like fish.

• They have gills for breathing.

• They share little in common with true fish.

What unique feature do sea stars have at the end of their arms?

• Colorful fins

• Sharp claws

• Eye spots

• Gills

How do sea stars use their tube feet?

• To dig burrows

• To move and sense their environment

• To swim rapidly

• To fly

What is a unique feeding method of some sea star species?

• They chew their food with teeth.

• They swallow prey whole.

• They extend their stomachs out of their mouths.

• They use a beak to break shells.

What can sea stars do if they lose an arm?

• They cannot regrow it.

• They become immobile.

• They grow a new type of limb.

• They can regrow it and even clone themselves.