Something ancient still walks the world’s shorelines—creatures with armored shells and spiky tails that seem plucked from the ...

A researcher inspects the interior of a male American horseshoe crab at NASA's Kennedy Space Center in Florida. Known ...

Imagine a creature whose blood is so valuable that it’s often referred to as “liquid gold.” No, it’s not a mythical beast from a fantasy novel; it’s the horseshoe crab. This ancient crab has blue ...

Horseshoe crab blood has been used in medical testing for at least the last five decades. But environmental groups worry that bleeding the animals, which can kill some of them, can negatively ...

The Eli Lilly company says it uses the synthetic material, rather than horseshoe crab blood, in about 80% of their testing. Indianapolis Zoo and Eli Lilly are part of a push to move medical industry ...

Conservation efforts include harvesting restrictions, habitat protection, and development of synthetic alternatives to horseshoe crab blood for medical testing. The irony is profound—a creature that ...

Learn more. Coastal Rivers Conservation Trust is seeking volunteers for a long-standing community science program that collects data on horseshoe crab populations in the Damariscotta River estuary.

Indianapolis Zoo and Eli Lilly are part of a push to move medical industry away from using horseshoe crab blood and towards synthetic genetically engineered alternatives. Horseshoe crab blood has ...

Discover the serene Oceanarium where a curious horseshoe crab glides over the sandy floor with its unique shape. Royalty-free licenses let you pay once to use copyrighted images and video clips in ...

(WJAR) — Massachusetts is looking for volunteers to count spawning horseshoe crabs. The Massachusetts Division of Marine Fisheries is conducting its yearly Horseshoe Crab Spawning Beach Survey ...