Colorado | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/colorado/RSS feed for ColoradoenTue, 25 Aug 2026 19:33:40 +0000Cast Your Vote for the Chunkiest Alpine Rodent During Colorado's First-Ever Fat Marmot Weekhttps://www.smithsonianmag.com/smart-news/cast-your-vote-for-the-chunkiest-alpine-rodent-during-colorados-first-ever-fat-marmot-week-180989395/The inaugural competition puts eight yellow-bellied marmots head-to-head while shining a light on the science behind their seasonal weight gain and survival at high elevationsTue, 25 Aug 2026 19:33:40 +0000https://www.smithsonianmag.com/smart-news/cast-your-vote-for-the-chunkiest-alpine-rodent-during-colorados-first-ever-fat-marmot-week-180989395/