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= What are molluscs? = | = 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. | 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? == | == What are the main features of each group? == | ||
==The Gastropods== | ==The Gastropods== | ||
These molluscs can be unisexual or hermaphrodite. | |||
The Gastropods have a stomach-footed. They move by muscle contractions | The Gastropods have a stomach-footed. They move by muscle contractions | ||
Version du 6 décembre 2010 à 12:13
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
These molluscs can be unisexual or hermaphrodite. The Gastropods have a stomach-footed. They move by muscle contractions