Every April, horseshoe crabs descend on Delaware Bay to spawn, forming the largest horseshoe crab aggregation on the planet.

Learn how sideways walking in crabs evolved 200 million years ago, what defines true crabs, and how this unique movement ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. With copper-blue blood prized by modern medicine and a body ...

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

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

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...