Recent studies estimate the annual mortality rate of birds due to collisions with glass may be as high as 2 billion in the United States alone, with potentially billions more worldwide! (Fact Source: Daniel Klem, Peter G. Saenger, Brandon P. Brogle; Evidence, consequences, and angle of strike of bird–window collisions. The Wilson Journal of Ornithology 2024; doi: doi.org/10.1676/23-00045) Thankfully, scientifically proven solutions are available to prevent this devastating strain on such a keystone species. You can make a difference by treating your glass. #birdfriendly #birdsafe #windowmarkers #glasscollision #featherfriendly