Sunday, January 11, 2015

Big Idea 1-21


Gastropods make up a large portion of the phylum Mollusca. They are identified as snails or slugs, and they live in grassy environments that are also damp or completely aqueous. Gastropods also feature a head with two to four sensory eyes, a ventral foot, and for snails, a shell. This sea snail has such a shell.

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