A couple of weeks ago a neighbor with a backhoe did some maintenance on the irrigation ditch several of us share. This was a boon to me in that for some 20 or 30 ft where it runs between my fence and the farmer's the mud was piled on my land between my winter ravished dirt driveway and the fence. I will using it to fill in low spots in the drive. But out closer to my gate where the water curves away from my boundary skirting the old Family plot just off the paved road...he placed some of it on the far side. Most of the piles look like exactly what they are huge clods of muddy earth...but this one... bird? small mammal ?
Here's a closer look: