Snails live all over the world, even in the ocean and in freshwater streams, lakes, and marshes. They’re known both for their extreme slowness and for the houses (shells) they carry on their backs.

Snails and slugs are common pests in gardens. They belong to the mollusk family along with oysters, and they crawl along over ...

This lopsided dentition, combined with the unusual ability to move the sides of their jaws independently, enables them to ...