My Nephew, the Poo Swirler, or Why Sand Isn’t Good for Horses

Ah yes, a proud moment. My brother sent me this video clip of my nephew, better known as his son, helping him out by swirling an equine exam sleeve filled with poo. The questions I had likely mimic your own, but here they are nonetheless: Why is the nephew swirling poo? Does he swirl poo…