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Across 8. this is how cephalopods move 10. arachnids that are parasitic and can carry disease 11. wings and legs attach to this body segment of the insects 13. the foot of a squid is divided into these 15. arthropod with 80 segments, is a scavenger 17. number of pair of legs in crustaceans 18. crabs, lobsters, and centipedes belong to this phylum 22. this organ is very large in cephalopods, which show them to be quite intelligent 24. most cephalopods are this type of eater 26. oysters can produce this gem 27. the foot of clams can be used to do this 28. used by shrimp and lobsters for swimming 30. spiders, mites, ticks, and scorpions belong to this group 31. type of symmetry in mollusks 34. most oysters and clams get their food this way 35. butterflies have this type of metamorphosis 40. snails secrete this to creep along on top of 46. class of octopi and squid and nautilus 47. the substance that covers sand to create a pearl 48. arachnid that is nocturnal and has a stinger on its tail 49. help the lobsters capture food and defend themselves 50. not all cephalopods have one of these 51. examples are crab, shrimp, lobster 52. stage in complete metamorphosis in which body changes 54. type of cephalopod that runs into rocks as it tries to swim

Down 1. type of circulatory system in mollusks 2. the digestive system of mollusks has this many openings 3. examples of these are wings, legs, mouthparts 4. thin layer of tissue in a mollusk that covers internal organs 5. it has been shown that octopi have the ability to _____ 6. shedding an exoskeleton to grow a new one 7. mollusks get oxygen through these organs 9. most oysters and clams are this type of eater 12. poison found in the hollow fangs of spiders 14. type of body found in arthropods 16. ribbon of tiny teeth on snails 19. class of scallops and clams 20. grasshoppers have this type of metamorphosis 21. having jointed appendages gives arthropods ___ and ability to move 23. small holes on the abdomen of the insect that allows air to be exchanged 25. this sense is very good in cephalopods 29. numer of body segments on insects 32. arthropod with 1 pair of legs per body segment 33. process by which animals body changes during its life cycle 35. most insects have 2 large ____ eyes 36. arthropods have this type of skeleton 37. small antennae on crustaceans helps them taste, touch, and maintain ____ 38. a mini version of an adult insect 39. type of eyes that can distinguish between light and dark 41. pearls begin as a grain of this 42. clams, snails, squid belong to which phylum 43. in insects, these adapt to the food they eat 44. class name of snails and slugs 45. cephalopods have this type of circulation 53. eggs hatch into this stage