There are a lot of questions as to how blood harvesting affects the American horseshoe crab population, but some researchers are dedicated to the cause of protecting such a significant resource.

A lawsuit filed earlier this year against pharmaceutical giant Charles River Laboratories alleges that the company is contributing to a significant decline in horseshoe crabs (listed as “vulnerable” ...

photo by Timothy Fadek This is the fate of hundreds of thousands of horseshoe crabs each year in the United States at the hands of the biomedical industry. The animals’ blood—bright blue because it ...