This is a short tailed weasel or a stoat depending on where you're from. It's been posted before. I honestly avoided posting because it's too cute to be real. I guess it's
Olympic National Forest - News & Events
Weasels – Wildlife Illinois
Short-tailed Weasel | Back Yard Biology
Weasel (Short Tailed) or (Ermine)
Stoat - Wikipedia
Short-tailed Weasel - Montana Field Guide
American Stoat (Short-tailed Weasel) (WNY Camera Trapping Project ID Guide (Canisius College Applied Conservation Team)) · iNaturalist