The lawsuit claims that if the United States protects horseshoe crabs, more biomedical companies would make a faster switch ...

Environmentalists petitioned in 2024 for the Fish and Wildlife Service to protect the American horseshoe crab.

The American Horseshoe Crab is about as close as you can get to a creature that shared the Earth with dinosaurs, but the ...

Believe it or not, horseshoe crabs help ensure the safety of pharmaceuticals and save human lives. There is a chemical, Limulus Amoebocyte Lysate (LAL), derived from horseshoe crab blood that ...

The crabs' numbers have been depleted in recent years because of a loss of habitat and their value for testing new medicines.

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.

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Limulus polyphemus - the Atlantic horseshoe crab, found along the Atlantic coast of the United States and the Southeast Gulf of Mexico. By Breese Greg, U.S. Fish and Wildlife Service, CC 3.0. Limulus ...