8. Describe a stem barnacle.
9. What does the Latin name of the barnacle family mean?
10. What harm can barnacles do to ships?
11. How do barnacles get their food?
12. Describe a barnacle fishing party.
13. What does a barnacle moult as he grows?
14. How do the shell plates of a barnacle become larger?
15. Are barnacles ever eaten?
16. How long can barnacles live out of water?
17. What does a barnacle eat?