It digs through the sand to find its food. This is a Sea anemone. It catches food with its tentacles. This is a Starfish. These are sea urchins.
Many sea urchins eat algae that grows on rocks on the sea floor.
This is called an upside-down jellyfish. Orange Devil's Finger Sponge Sponges are the most basic kinds of animals They eat by filtering tiny bits of food out of the seawater. Ask your teacher if you can color the sponge orange. Each arrow points to a different body part on the horseshoe crab. Unscramble the letters to find out what part of the horseshoe crab the arrows are pointing to and write what the part is used for on the line underneath.