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= What are molluscs? =
They are animals with a bilateral symmetry and an exoskeleton called a shell. There are three different groups of molluscs; the Gastropods, the Cephalopods and the Bivalves.
== What are the main features of each group? ==
==The Gastropods==
The Gastropods include the snails and the slugs. Some of them live into the water
These molluscs can be unisexual or hermaphrodite.
The Gastropods have a stomach-footed. They move  by muscle contractions.They can have a shell like the snails.


===The Cephalopods===
===The Bivalves===
= What are the main features of animals? =
= Are molluscs animals? =

Version du 6 décembre 2010 à 12:18

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