Concern has been raised about the ability of horseshoe crabs Limulus polyphemus to traverse intertidal rack-and-bag oyster farms, and how farms may change shorebird foraging activity. During the 2016 ...

In Delaware Bay, migratory shorebirds dig for eggs beside the shell of a horseshoe crab. Jan van de Kam Griendtsveen Provided Dozens of critical habitat areas for threatened shorebirds will be ...

“Horseshoe crabs have saved countless human lives, and now New Yorkers are returning the favor,” said Will Harlan, a senior ...

On a June night, a pair of guides led volunteers through the pitch-black woods at a preserve near Delaware’s Bethany Beach — the trail only visible with light from their helmet torches. The group ...

Aravind Krishnan, a 21-year-old University of Pennsylvania student, is working to find an alternative to horseshoe crab blood, which is used to test for pathogens in vaccines and on medical devices.

Allen Burgenson had a job, his father explained as they stood on the sand. This was Allen's first fishing trip, but he wasn't going to take anything from the bay. He was to return the water's gifts to ...

They’re prehistoric, alien-looking creatures that capture children’s attention at aquarium touch tanks and swarm the Garden State bays at each summer’s outset. They’re horseshoe crabs — and now ...