Add Yahoo as a preferred source to see more of our stories on Google. LUCERNE, Switzerland (AP) — Yodel-ay-hee ... what?! Those famed yodeling calls that for centuries have echoed through the Alps, ...

We all know yodeling, right? Alpine men and women singing across verdant valleys and snowcapped peaks, sometimes accompanied by a huge horn. (SOUNDBITE OF SONG, "DER ...