FASCINATION ABOUT HORSESHOE CRAB BLOOD PRICE

Horseshoe crabs have a tough exoskeleton that shields them from predators, as well as a long, spiky tail which they can use to defend them selves if they have to.Editor's Notice, June 23, 2020: This story is updated to explain that horseshoe crabs are overfished for use as bait and that bacterial contaminants are usually not everyday living-theaten