Variation in land-snail shell form has been extensively documented, but its causes are poorly understood. For no character are there general rules relating shell form to environmental characteristics, ...

Commonly found in backyard gardens throughout the world, snails live a very interesting life. But how long do snails live, and what is the average life cycle like for a snail? These creatures are ...

**Species Overview**: The garden snail (_Cornu aspersum_) is the most popular species for pet snails in the U.S., with a lifespan of 2 to 3 years and a shell size up to 1.625 inches. **Basic Care**: ...