Ancient people used shell money as currency.

Finding juvenile shellfish is one of the pleasures of walking on the beach.

The shellfish in this area may contain shellfish poison, so please do not eat them.

The shape of the nautilus is really beautiful, isn't it?

This is a part of my collection, a rare lamp shell.

I ate gooseberry for the first time.

In biology, neoteny refers to the phenomenon where the adult retains the form of the juvenile.

This univalve has beautiful colors, doesn't it?

My friend came from the Republic of Côte d'Ivoire.