We love to watch our feathered friends flit around the backyard. We're less fond of bird droppings on the patio. Bird poop can become a real problem when backyard birds like to gather in the same ...

Q: I recently had a flagstone patio installed in my backyard. I love the patio, but I also love having my bird feeder, so the flagstones are covered with bird poop. I routinely take down the feeder at ...