Aspen, Chamonix, Zermatt, Kitzbühel, Whistler – there’s a long list of places it would be great to be having a winter holiday right now. Up there on the highest ski slopes, you wouldn’t think that those banks of pure, white, frozen snow would support anything much in the way of life. But come back in a few months for a trek among the melting snowfields and you could be in for a bizarre experience.
Walking across the snow, you might be alarmed to see behind you a trail of blood-red footprints. It’s not an omen of an impending appointment with…
