The best places to see them include Slaughter Beach, DuPont Nature Center, Kitts Hummock and Pickering Beach, but horseshoe ...

Pharmeceutical companies could soon have easier access to synthetic alternatives to horseshoe crab blood, a key ingredient used to test vaccines and medical devices for contamination. The U.S ...

“They were here before the dinosaurs,” said Glenn Gauvry, president of Ecological Research & Development Group, a Delaware-based nonprofit that advocates for horseshoe crab conservation.

A ruddy turnstone eats a horseshoe crab in Delaware Bay, New Jersey. The animals are vital food sources for ruddy turnstones and other migratory birds. Photograph by Doug Wechsler, Minden Pictures ...

It is an extract of cells from horseshoe crab blood and can identify even infinitesimal amounts of the toxin by reacting with it. No other natural substance is known to work as well. The problem ...

In an effort to protect the “living fossils,” and the greater ecosystem, conservationists have long advocated for an end to the practice of taking horseshoe crab blood. The crabs’ eggs are a food ...

Feb 12 (Reuters) - Environmental groups on Monday petitioned the U.S. government seeking endangered species protection for the American horseshoe crab, a "living fossil" under threat from ...

The state's horseshoe crab population has declined for several reasons, according to Mark Faherty, science coordinator for Mass Audubon's Wellfleet Bay Wildlife Sanctuary. For decades they were ...

Mass Audubon's science coordinator Mark Faherty examines a horseshoe crab in Pleasant Bay, where he has conducted research on them for years. John Tlumacki/The Boston Globe via Getty Images If you ...