US Department of the Interior @Interior
"I'm fine. This is fine. Everything's fine." But seriously, it's fine. In winter, #bison develop dual-layer coats so effective at insulating that when snow accumulates, it will not melt from the heat of the bison's skin. @YellowstoneNPS #Montana #PeaceInParks https://t.co/6wlWglhDhy — PolitiTweet.org