Atlantic horseshoe crabs may appear alien ... Horseshoe crabs also have 10 eyes—a pair of compound eyes on the front shell and more photo receptors along their tail. Horseshoe crabs’ bodies ...

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.

Horseshoe crabs are brown, body-armored arthropods with 10 eyes and a long, spiked tail. Despite their intimidating appearance, they are completely harmless to humans. Each spring along the Atlantic ...

Horseshoe crabs are brown, body-armored arthropods with 10 eyes and a long, spiked tail. Despite their intimidating appearance, they are completely harmless to humans. Each spring along the Atlantic ...

“This harvest of horseshoe crabs is illegal and should not be allowed to continue one more year,” Catherine Wannamaker, a senior attorney at the Southern Environmental Law Center, said in a statement.