A blood-curdling howl haunts moonlit Skiddaw Forest - its source the precipitous cliffs known as Dead Crags. Locals evoke the legend of the Black Dog, harbinger of misfortune, devil's familiar - an ancient myth revived in living memory by the unexplained death of Piet Crow, controversial founder of a local zoo.If the curse blighted Old Man Crow, could it now be visited upon his descendants? Granddaughter Antonia is found dead beneath the crags. Her...