When the spring high tides strike, tens of thousands of horseshoe crabs descend on the Delaware Bay to spawn. (Steph Yin/WHYY) From Philly and the Pa. suburbs to South Jersey and Delaware, what would ...

Each May, hundreds of thousands of horseshoe crabs climb onto beaches along the eastern coast of the United States. An ...

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 ...

A new study looking at horseshoe crabs in the Long Island Sound confirms the ancient creatures face potential extinction. The threat stems from climate change, loss of habitat, and overharvesting.

This guest essay reflects the views of Carl Safina, endowed professor for nature and humanity at Stony Brook University. Plenty of people have never seen a horseshoe crab. Of those who have, plenty ...

The federal government is shutting down the harvest of a species of marine invertebrate in a national wildlife refuge during the spawning season to try to give the animal a chance to reproduce.

Horseshoe crabs, above, may be spared by new standards for the biomedical industry. (Courtesy of Chris Neff/New Jersey Audubon) From Philly and the Pa. suburbs to South Jersey and Delaware, what would ...