For chicken coop maybe. Patio stones around the edge of the fence makes it hard to dig under. Great idea for the outside of chicken coops and garden fencing too. Would also keep weeds from growing up into the fence.
Here's an idea for my future house & my dog! Mudroom dog bath: modify to be a full sized shower, but keep the bottom wall raised. Keep washer/dryer as is and my modified "lockers" with dog kennels underneath opposite.
"Miller Pet Products has come up with the idea to help keep dogs cool in the summer and warm in the winter even when outside. Made of recycled materials and designed to be mostly underground, this eco-friendly dog house uses the Earth’s own temperatur