CAUTION: That dead elk in Yellowstone could be grizzly bear bait

Popular Science 

National Park biologists are beginning their annual bear research. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. About 150 to 200 grizzlies live in Yellowstone. Breakthroughs, discoveries, and DIY tips sent six days a week. Heeding legitimate signs is always important, but between May 1st and October 15 at Yellowstone National Park it will be particularly significant.