Scotsman: "TAKE it all in all, I do not believe anybody on Earth has a worse time than an emperor penguin," wrote Antarctic explorer Apsley Cherry-Garrard on returning from Robert Scott’s ill-fated expedition to the South Pole. Nearly a century later, life for the largest of all the penguins is dramatically worse and the very existence of this iconic species is now under threat, according to conservation group WWF. Emperor penguins breed in the ferociously harsh Antarctic …