VIDEO: Farmer makes artwork out of... cows

A Kansas farmer has found a pretty ingenious way to get artistic.

On the face of it, this might be a simple smiley face but Derek Klingenberg actually made it out of cows. Using feed to draw the outline and his truck to help guide him into place, Derek captured the process from above using his drone.

It's like the cows are his ink and his truck is his brush. Here's how it was done: