If you happen upon an overturned horseshoe crab on the beach this summer, don't be afraid to give it a helping hand. Though they look menacing, horseshoe crabs do not bite or sting. The tail, which ...

Horseshoe crabs — with their spidery legs, shield-like shells and long tails — might look intimidating. But they’re quite helpless when their awkward bodies flip upside down, and they can’t get ...

Horseshoe crabs have been around for more than 300 million years -- even before dinosaurs. Crawling along the beach, they might look like funny helmets with long tails, but these living fossils play a ...

Celebrate World Ocean Day on June 8 by learning about these ancient arthropods Ashley Goetz The ocean has many unusual inhabitants, but few are as strange and ancient as the horseshoe crab. Get to ...

Two animal mysteries associated with coastlines intrigue me. Who ate the first raw oyster? Who picked up the first horseshoe crab? The first person who pried open what looks like a rough gray rock and ...

The best time to see the ancient wonders that are horseshoe crabs is now, as they return to Delaware Bay beaches for spawning season. Horseshoe crabs first developed 540 million years ago in the ...

Horseshoe crab populations have crashed and their habitat is disappearing. Advocates say Endangered Species Act protections are urgently needed.(Courtesy Gregory Breese/USFWS) When you walk down the ...

Horseshoe crabs used to be everywhere. Millions of years before dinosaurs roamed the planet, each spring, the hard-shelled creatures gathered to mate in massive mounds along the beaches of the ...

Two animal mysteries associated with coastlines intrigue me. Who ate the first raw oyster? Who picked up the first horseshoe crab? The first person who pried open what looks like a rough gray rock and ...