This incredible spider has been missing for almost three decades

An incredibly rare spider species was thought to be possibly extinct before a researcher discovered several of them in Britain. The spiders are one of the largest species in Britain, and had been missing for 27 years. New work is underway to attempt to discover more of the spiders. When scientists lose track of a species it's not a good thing. When that species elusive for five years, it's a good sign that it might be in severe trouble. When it's gone for a decade? Well, that's when many begin t...