They've got 10 eyes, have existed for more than 300 million ... We're talking about the horseshoe crab. For decades we've needed them, and their blood, to help us discover human medicines.

What is an Atlantic horseshoe crab? Atlantic horseshoe crabs may appear ... Horseshoe crabs also have 10 eyes—a pair of compound eyes on the front shell and more photo receptors along their ...

With clouds of mud billowing up from the seabed and resettling slowly, it took several attempts before Laurent achieved this shot, showing one of the horseshoe crab’s eyes, with its emerald ...

the Department of Natural Resources is severely harming the horseshoe crab, Maryland’s shared beaches and the residents of Maryland.” Horseshoe crabs are brown, body-armored arthropods with 10 eyes ...

Synthetic alternatives to horseshoe crab blood tests are already being used in Europe, but companies in the United States have been slow to adopt the synthetics. Horseshoe crabs are brown, ...