Even after it was found that one of the most effective purple dyes used in ancient history was taken from a gland in a ...

A lot of the mollusks are very well camouflaged. When they are kind of cleaned and they're sitting in a shell collection, they really stand out, and often in beautiful and dramatic colors ...

Ecphora is known for an unusual reddish-brown shell color, making it one of the most distinctive North American mollusks of its era. This coloration is preserved in fossilized remains, unlike the ...

Jewelry makers have been showcasing the marine mollusk, and vintage sellers say they can’t keep them in stock.

When debris gets trapped in between the shells of an oyster or other mollusk, or when the animal ... both natural and ...

Formerly known as the 'mystery mollusk,' this glow-in-the-dark nudibranch ... with their otherworldly shapes and vibrant colors, they look like they're straight out of a marine fairytale.

When it’s time to release eggs, the mollusk floats down to the seafloor ... of nudibranchs come in a variety of shapes, sizes and colors. Since the animals lack shells to protect themselves ...