This mid-90s, Surrey, England-based heavy metal quartet took their name from what they considered to be a gap in Charles Darwin's rationale - the theory of evolution not accounting for a 30-million-year gap in fossil records, nor explaining why humans use only 10% of their brain capacity. The answer, for this, was that ‘An advanced life form came to earth from space and mated with what we consider a lower life-form, an ape. The offspring became what we now call humanity'. The pig element, meanwhile, arrived because ‘we're now growing organs in pigs for the purpose of being tra...