Invertebrates

3. it secretes blue dye that is widely used for food
5. it lives in fresh water and has a hair-like appearance
7. animal with about forty legs
9. it has a characteristic cluster of cilia at the end of the body, which is used for nutrition and movement
11. these invertebrate is a well-known French delicacy
12. clam, which has become a symbol of aristocratic cuisine
13. legend has it that these cephalopods attack ships
14. it has tremendous number of legs
15. they are parasites of intestine
16. mollusk whose body is flattened laterally and enclosed in a shell of two flaps

1. general group of squids and musseles
2. type of Invertebrates that contain the following classes:turbellaria tapeworms and fluke
4. it is prickly marine invertebrates
6. invertebrates that we use in everyday life(more precisely in cleaning)
8. bivalve,which mainly used for food
10. organ for scraping and grinding food in molluscs.
11. in the cartoon, the character that belongs to these invertebrates was named Patrick