An asteroid strike 66 million years ago caused millions of species to go extinct—including many mollusks. By studying the impacts of this ancient event, scientists hope to ensure that mussels, ...

The early evolution of clams, oysters and scallops have been revealed in a new study. While there are thousands of bivalve species alive today, the group was slow to evolve new members while other ...

Before the worst mass extinction of life in Earth's history -- 252 million years ago -- ocean life was diverse and clam-like organisms called brachiopods dominated. After the calamity, when little ...

Bivalves: clams, scallops, oysters, cockles, and mussels, have rich lives and complex evolutionary histories far beyond the deep-fryer. Here are vignettes of four bivalves that provide a small glimpse ...

A new study examined how bivalves -- the group that includes clams, mussels, scallops, and oysters -- evolved among many others in the period of rapid evolution known as the Cambrian Explosion. The ...

Ctenoides ales has an incredible party trick. Glittering like a disco ball, this bivalve puts on startling light shows for the animals trying to eat it. In the face of danger, most bivalves protect ...