U.S. bird populations are down by three billion since 1970 due to a litany of hazards, including habitat loss, poisoning, wind turbines, oil spills, electrocution, and of course, cats.
But a new study from Allentown’s Muhlenberg College found that one of the top — and most underrated — threats is one lurking at all of our homes: windows.
The sudden “thud” of a bird crashing into a window isn’t as isolated as you might think…