Source: South China Morning PostThey have spent close to two decades buried underground, waiting for the right moment to emerge – before pouring forth by the billions, filling the air with an ear-piercing racket and covering walls and floors from the US east coast to the Midwest.No, it’s not a horror film – well, not exactly – but rather the regular, if very infrequent, arrival of the cicada, a thumb-sized insect with alarmingly wide-set eyes and membranous wings.Their unnerving arrival is as spectacular as it is rare. Every…Read More