RT @USGS_MT: Grizzly bears @YellowstoneNPS favor traveling on flat & less steep terrain & tend to move at slower speeds than is… https://t.co/hyq746o60J
RT @USGS_MT: Grizzly bears @YellowstoneNPS favor traveling on flat & less steep terrain & tend to move at slower speeds than is… https://t.co/hyq746o60J