" I was carrying an old-style pack with a metal frame. I could hear a zzz, zzz sound, like a bee. I looked around but couldn’t see anything. I was trying to dodge the bee, then I realized there was no bee, it was electricity. The sound was electricity zipping along my backpack frame. "

― Carolyn Jourdan , Dangerous Beauty: Encounters with Grizzlies and Bison in Yellowstone