<strong>Yahoo Message Number: 11284</strong>Here's a true story we heard last year at Yellowstone. The Ranger told us to watch out for bears, especially brown bears. <br/>He said not to worry about black bears. They are afraid of humans and will run. Beware of the brown bears! Some backpackers will carry pepper spray and even put little bells on their backpacks to warn the bears. <br/>I asked...