We Can Stop Glass Windows From Killing Birds

We Can Stop Glass Windows From Killing Birds

When I entered my friend’s newly built guest house near San Diego, I admired the broad glass front that opened up to a panoramic view over the valley. By the time I left an hour later, an egg-yolk-yellow warbler was writhing in front of the glass entry door. We took the barely breathing beauty to a bird rehabber who told us it would not survive. According to an often-quoted estimate, building collisions kill a billion birds in the U.S. every yea…