Deborah Cramer Deborah Cramer 3 Posts Listings Following Posts Horseshoe Crabs Are in Trouble. How Much Longer Can We Rely on Their Blood to Test Our Drugs? An alternative test is urgently needed to protect horseshoe crabs and the birds that depend on their eggs. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)