[Moonman62]

The Last Days of the Blue-Blood Harvest

Every year, more than 400,000 crabs are bled for the miraculous medical substance that flows through their bodies—now pharmaceutical companies are finally committing to an alternative that doesn’t harm animals.

https://www.theatlantic.com/science/archive/2018/05/blood-in-the-water/559229/

[piasa]

Thanks for the link.

Always thought horseshoe crabs were cool.