Animals have evolved crab-like bodies at least five times throughout history, a process known as carcinization.

Why Maryland chose the blue crab as its state crustacean, connecting Chesapeake Bay culture, watermen, and conservation ...

The humble horseshoe crab, an ancient species crawling seafloors since before the dawn of the dinosaurs, was durable enough to survive the mass extinctions of eons past. But now, hundreds of millions ...