The longevity of horseshoe crabs is astonishing. They have been around for 450 million years, predating dinosaurs by some 200 million years, and have survived multiple mass extinction events. At this ...

Horseshoe crabs are not endangered or threatened in Massachusetts, but their numbers are at historic lows. To protect the species, state wildlife officials are rolling out new regulations. As of 2024, ...

PORTLAND, Maine (AP) — A primordial sea animal that lives on the tidal mudflats of the East Coast and serves as a linchpin for the production of vital medicines stands to benefit from new protective ...

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 ...

While South Carolina has made significant strides in recent years to protect the health of horseshoe crabs in its waters — and in turn protecting the red knot shorebirds that feed on the crabs’ eggs ...

Several locals have reported "unusual amounts of dead horseshoe crabs" washing up on Massachusetts beaches in recent days. However, officials say the spectacle is no cause for concern, as they're just ...