Maine Audubon said it found 84 dead or injured birds in the city during its autumn surveys. That season is an especially high time for strikes as birds migrate south for the winter, Lund said.

L.L.Bean: Installed thousands of square feet of bird-safe decals at its new headquarters in Freeport. MEMIC: Installed window decals and was able to reduce strikes by more than 80%.

Birds fly into windows because they see reflection of the sky or vegetation in the window. They think it's the real thing, not a reflection, and fly into it, according to the National Audubon Society.

New research turns what we know about bird window strikes inside-out Bird decals must be placed on the outside of windows to deter bird collision Date: February 2, 2023 Source: PeerJ Summary: New ...

Bird-friendly decals have been installed at the World Trade Center’s Liberty Park to prevent the animals from fatally smacking into the glass railings.

According to Audubon Great Lakes, collisions with human-made structures are a leading cause of bird deaths in the United States, causing up to 1 billion bird deaths each year in North America.