The current global health crisis has triggered a desperate search for an effective vaccine that can provide protection against the COVID-19 virus. After suffering numerous setbacks scientists have now found some hopeful candidates. But if recent reports from the scientific community are to be believed things seem to have got a bit weirder. In their desperate bid to come up with a cure experts are now looking at harvesting horseshoe crab blood. Apparently the crab’s milky-blue blood is the only known natural source of limulus amebocyte lysate (LAL) a substance that detects a contaminant called endotoxin. Even a minute amount