Module 9 Week 1- Shells

What are some animals that form shells? Choose 2

• manatees
• dolphins
• clams
• sea snails

Why do animals form shells?

• to have a place to eat
• to keep themselves safe
• to look good
• to hide from their friends

How is a crab's shell like bones?

• They break.
• They grow back.
• They are made from the same things as bones.
• It holds the crab up and lets it move.

How are sea snails different from garden snails?

• Sea snails live in the sea.
• They both eat the same foods.
• They both sleep outside of their shells.
• They both can swim.

Why should you only pick up old shells?

• Animals might move into the shell.
• Some shells have animals inside.
• Shells are fun for people to find.
• They shells are pretty.