a brief overview of mollusks for an introductory class

2. Phylum Mollusca

3. Characteristics of Mollusks:

6. Snail

7. Slugs

12. Clams

14. The Mantle:

17. Habitat:

20. Mollusk Diversity

25. Bivalves

29. Clamming on the Beach in Oregon

30. Giant Clams

31. Scallop

34. Mussels

35. Abyssal threads on a mussel

36. Oyster with Pearl

37. Gastropods (“stomach foot”)

43. Pacific Northwest Banana Slug

44. All gastropods have a mouth with Radula

45. Nudibranchs – poisonous sea slugs

48. Abalone

52. Chiton

53. Chiton on Rock

54. Chiton

55. Limpets

57. Cephalopods (“head foot”)

63. Nautilus shell (the only shelled cephalopod)

65. Nautilus Eating a Crab

66. Squid

68. Giant Squid (7 meters long)

69. Octopus

70. Squid & Octopus Defense:

75. Octopus camouflage: http://www.youtube.com/watch?v=5rqhomPaxhE&feature=related http://www.youtube.com/watch?v=JJq-wAUmkeg

76. Is the octopus “intelligent”? http://www.youtube.com/watch?v=T8cf7tPoN5o