What are the characteristics that make a snail, a snail?

They are gastropod molluscs: they have a single foot, they are unsegmented, and their body plan undergoes torsion. Primitively, they have a coiled shell, but of course it has been reduced or lost in slugs. read more

Characteristics of Snails & Slugs By Steve Johnson; Updated April 19, 2018 Slugs and snails are close relatives, both belonging to the class Gastropoda, along with sea slugs, nudibranchs, conchs, whelks and limpets. read more

There are many characteristics of a snail including their spiralshape. Snails are also characterized by their slow speed andcoloration. read more