CAUTION: That dead elk in Yellowstone could be grizzly bear bait
Get the Popular Science daily newsletter💡 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. These signs will help visitors avoid encounters with the friend-shaped but not-too-friendly member of the local fauna….
