Researchers have provided new insights into the evolutionary origin of sideways walking in crabs. Their study, published ...

The evolutionary change in the mode of locomotion is often a major evolutionary event, triggering diversification. Sideways locomotion is a defining feature of true crabs (Brachyura) and may have ...

It’s the signature feature – the thing that makes crabs unmistakably crabs. But here’s a question that has actually been ...