1. Mollusks are the second largest phylum in the animal kingdom after the phylum Arthropoda. Currently there are an estimated 75 thousand species, plus 35 thousand species in the fossil record. Mollusks live in marine, freshwater and terrestrial.
2. Mollusks are the largest marine phylum, comprising about 23% of all the named marine organisms.
3. Molluscs use slime for a variety of purposes.
4. Some molluscs don't have a shell.
5. Some oysters alternate their gender, male one year, female the next!
6. Squid have little or no sense of hearing
7. An unhatched baby octopus can squirt ink.
8. Octopi have the most developed eye of all invertebrates (animals without a backbone). They even see in color.
9. Sea snails (and land snails, too) are the only animals with just one foot.
10. Mollusks can't walk; they move by swimming or slithering.
2. Mollusks are the largest marine phylum, comprising about 23% of all the named marine organisms.
3. Molluscs use slime for a variety of purposes.
4. Some molluscs don't have a shell.
5. Some oysters alternate their gender, male one year, female the next!
6. Squid have little or no sense of hearing
7. An unhatched baby octopus can squirt ink.
8. Octopi have the most developed eye of all invertebrates (animals without a backbone). They even see in color.
9. Sea snails (and land snails, too) are the only animals with just one foot.
10. Mollusks can't walk; they move by swimming or slithering.
