Short Stuff: Horseshoe Crab Blood

Perhaps the most expensive liquid on the planet is the blue blood that comes from horseshoe crabs. Researchers realized that horseshoe crab blood could indicate the presence of pathogens and the massive, ongoing horseshoe crab harvest began. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.