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 ...

JACKSONVILLE, Fla. — If you have had a vaccine in the last few years… of had a shot for cancer treatment... or have even take a weight loss medicine, you can thank a horseshoe crab. Horseshoe crabs, ...

FILE: Rebha Raviraj, a project manager from the Maritime Aquarium in Norwalk, Connecticut said the Horseshoe crab, a 400 million year old species, is facing a variety of threats including ...

Add Yahoo as a preferred source to see more of our stories on Google. A red knot picks eggs off the shell of a female horseshoe crab. The male crab is the smaller one behind her. (Jan van de Kam ...