An enzyme in the blue blood has been key to testing vaccines since the 1980s, raising concerns for the crabs’ population. But ...

PORTLAND, Maine (AP) — The horseshoe crab has been scuttling in the ocean and tidal pools for more than 400 million years, playing a vital role in the East Coast ecosystem along with being a prized ...

PORTLAND, Maine (AP) — The horseshoe crab has been scuttling in the ocean and tidal pools for more than 400 million years, playing a vital role in the East Coast ecosystem along with being a prized ...

Susan Linder, a horseshoe crab egg density team leader with the Horseshoe Crab Recovery Coalition examines a crab during an interview with The Associated Press at Reeds Beach in Cape May Court House, ...

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 ...

Next time you spot the smooth helmet-like shell of a horseshoe crab by the beach, you might want to say “thank you.” Horseshoe crabs ensure the safety of every vaccine, pacemaker and biomedical device ...

Horseshoe crabs spawn at Reeds Beach in Cape May Court House, N.J., Tuesday, June 13, 2023. The biomedical industry is adopting new standards to protect the sea animal that is a linchpin of the ...

PORTLAND, Maine (AP) — The horseshoe crab has been scuttling in the ocean and tidal pools for more than 400 million years, playing a vital role in the East Coast ecosystem along with being a prized ...

PORTLAND, Maine (AP) — The horseshoe crab has been scuttling in the ocean and tidal pools for more than 400 million years, playing a vital role in the East Coast ecosystem along with being a prized ...