The chambered nautilus is a sea creature that belongs in the same class as the octopus. Unlike the octopus, it has a hard shell that’s divided into chambers. As the nautilus matures and grows, it ...

Harry Berryman of North Port is going all out at the Sanibel Shell Show, hoping to capture the top honor: the Anne Joffe Sanibel Superstar. To qualify, a person has to have won the top honor at ...

Two shells lie on the beach, next to a clump of seaweed. Both shells are spirals. The shell on the left is the empty outer shell of an auger snail, which grew around and with its spiral-shaped body.