Animals can evolve separately but end up evolving toward other species, too, or even spontaneously evolve the same ...

A flat, rounded shell. A tail that's folded under the body. This is what a crab looks like, and apparently what peak performance might look like — at least according to evolution. A crab-like body ...

From the "Little Mermaid" character Sebastian to pet hermit crabs, people think crabs are wonderful — but some experts believe the way we treat crabs is downright barbaric. "If crustaceans screamed ...

Convergent evolution essentially happens when animals and plants have to adapt to similar environments or ecological niches ...

If you have ever looked closely into a rockpool along the U.K. coastline, you may have been lucky enough to find a tiny hermit crab scuttling about. What you might not realize is that hermit crabs are ...

Scientists are unsure how a Chinese mitten crab made its way to one of Oregon's largest rivers, but population control is ...

NEW YORK (WABC) -- If you've ever gotten a vaccine, including the COVID vaccine, you have a very unlikely creature to thank. The horseshoe crab. For the last 40 years, the blue blood from the ...

A Mazon Creek fossil shows a horseshoe crab riddled with pits, likely from microbes or parasites, revealing a ...

A remarkably preserved horseshoe crab fossil from North America offers rare insight into some of the earliest known cases of ...

Carcinization is the separate, five-time evolution of crabs. Parallel evolution isn’t unheard of by any means, but crabs have done it a lot. Their repeated similar evolution makes them interesting to ...