We're continuing our Curious North series today with a listener question about something you may or may not have heard of. An anonymous listener in the Rhinelander area recently asked: What are snow fleas? Where do they live and what do they eat? Ken Krall relayed the questioned to P.J.Liesch. Here's their conversation... "I'm P.J. Liesch, (UW) Extension emtomologist and Director of the UW-Madison insect diagnostic lab. " Krall: "Someone came up with a question about snow fleas, so tell us what