If youve ever had a pile of white and brown splat on your windshield, youve probably thought, What, exactly, was that? You ...

Prevailing wisdom ranks uric acid as the primary ingredient in bird excrement which is comprised mostly of urine. (Birds release both solid and liquid waste at the same time. The white substance is ...

For every question about bird poop, uric acid appears to be the answer. Why are bird droppings so hard to remove from buildings? Uric acid. Why are they white and pasty? Uric acid. Why are they ...