The damage can happen quite quickly.

Birds. Some are sacred. Some are deadly. Some are delicious. They can fly, float, swim and sing. Science suggests these magnificent creatures descended from dinosaurs. But when their droppings descend ...

You walk outside and head to your car for your morning commute, and notice a big white splotch on the roof. It's always a mood killer to see bird poop on your car — can't they hang out in another tree ...