Why don’t animal’s use wheels in locomotion? Why aren’t blue whales bigger? Why are there no freshwater starfish? Why are there no tree dwelling cephalopods? Why can’t my dog make a decent cocktail?

A 480-million-year-old slug-like fossil has been uncovered in Morocco, shedding new light on the evolution of molluscs -- a diverse group of invertebrates that includes clams, snails and squids.

An animal that could be mistaken for a spiky fruit is giving scientists a peek into what mollusks looked like around 500 million years ago. Today’s mollusks are an incredibly diverse group of animals, ...

About 55 million years ago, a rapidly warming climate decimated marine communities around the world. But according to new research, it was a different story for snails, clams and other mollusks living ...

Undulating deep in Monterey Bay, the translucent mystery mollusc defied characterization. On Tuesday, scientists at the Monterey Bay Aquarium Research Institute (MBARI) announced their discovery of ...

In a fascinating video, researchers have revealed a new and bizarre see-through species of sea slug floating around the midnight zone of the deep sea. It was first discovered in California by Monterey ...

Nic Rawlence receives funding from the Royal Society of New Zealand Marsden Fund. Kerry Walton does not work for, consult, own shares in or receive funding from any company or organization that would ...