Solid Air: Invisible Killer- Saving Birds from Windows

Birds behave as if sheet glass is invisible to them. They kill themselves striking clear and reflective panes in all types and sizes of human-built structures the world over. The killing is indiscriminate, taking the fit and unfit species, of any age category- both common and of conservation concern. Window-kills occur in the billions worldwide annually. The victims are always unintended, unnecessary, harmless, and have no voice or other means to protect themselves. The science documenting ...