Horseshoe crabs have a vital role in the development of a coronavirus vaccine. Here's why The horseshoe crab's fluorescent blue blood is its best line of defense against toxins. For 40 years ...

Fishermen of eel and whelk, a kind of snail, use horseshoe crab meat as bait. We went from less than 20,000 pounds harvested per year in the 1970s to almost 6 million pounds in 1997.

Horseshoe crab blood is key to making a COVID-19 vaccine—but the ecosystem may suffer. Conservationists worry the animals, which are vital food sources for many species along the U.S. East Coast ...

The horseshoe crab has been on Earth for 350 million years. An ancient and complex anatomy hides within its domed shell. From its 10 eyes to its tube-like heart, the horseshoe crab’s unique ...

The horseshoe crab bleeding industry is in transition. One biomedical company agreed to more oversight, and a regulatory group is paving the way for drug companies to use animal-free alternatives.

10 Incredible Horseshoe Crab Facts Celebrate World Ocean Day on June 8 by learning about these ancient arthropods ...

A new ban on horseshoe crab harvests in Connecticut aims to turn the keystone species’ declining numbers around.