Bird Collisions Resources

Download: ABC Bird Friendly Building Design Book (2022) (English)
ABC Bird Friendly Building Design Book (2022) (English)

ABC Bird Friendly Building Design Book (2022) (English)

Download: ABC Bird Friendly Building Design Book (2011) (Korean)
ABC Bird-Friendly Building Design Book (2011) (Korean) Cover

ABC Bird Friendly Building Design Book (2011) (Korean)

Download: ABC Glass Collisions and Light Bibliography (December 2025)
ABC Glass Collisions and Light Bibliography (December 2025)

ABC Glass Collisions and Light Bibliography (December 2025)

Download: ABC Bird-Friendly Building Legislation - A Policy Tool Kit
ABC Bird-Friendly Building Legislation - A Policy Tool Kit

ABC Bird-Friendly Building Legislation - A Policy Tool Kit

Download: ABC Prescriptive Threat Factor Rating Options (September 2025)
ABC Prescriptive Threat Factor Rating Options (September 2025)

ABC Prescriptive Threat Factor Rating Options (September 2025)

Download: ABC Model Bird-Friendly Building Ordinance (March 2025)
ABC Model Bird-Friendly Building Ordinance (March 2025)

ABC Model Bird-Friendly Building Ordinance (March 2025)

Download: ABC Threat Factor Materials Spreadsheet (October 2024)
ABC Threat Factor Materials Spreadsheet (October 2024)

ABC Threat Factor Materials Spreadsheet (October 2024)

Download: ABC What Is a Threat Factor (June 2025)
ABC What Is a Threat Factor (June 2025)

ABC What Is a Threat Factor (June 2025)

Download: ABC's American Institute of Architects Continuing Education Class 300
ABC's American Institute of Architects Continuing Education Class 300

ABC's American Institute of Architects Continuing Education Class 300

Intro to Bird-friendly Design

Download: Bird-Friendly Building with Glass and Light
Bird-Friendly Building with Glass and Light

Bird-Friendly Building with Glass and Light

Swiss Ornithological Society (English)

Download: Kornreich et al Parkins 2024 - Rehabilitation Outco mes of Bird-Friendly Collisions Victims in the Northeastern United States
Kornreich et al Parkins 2024 - Rehabilitation Outco mes of Bird-Friendly Collisions Victims in the Northeastern United States

Kornreich et al Parkins 2024 - Rehabilitation Outco mes of Bird-Friendly Collisions Victims in the Northeastern United States

Download: Loss et al Parkings 2023 - Citizen Science to Address the Global Issue of Bird-Window Collisions
Loss et al Parkings 2023 - Citizen Science to Address the Global Issue of Bird-Window Collisions

Loss et al Parkings 2023 - Citizen Science to Address the Global Issue of Bird-Window Collisions

Download: Preventing Bird Collisions with Glass A Retrofit Solutions Handbook
Preventing Bird Collisions with Glass A Retrofit Solutions Handbook

Preventing Bird Collisions with Glass A Retrofit Solutions Handbook

Download: Protecting Birds from Collisions with Glass Practical and Effective Solutions (Traps Foundation) (Polish)
Protecting Birds from Collisions with Glass Practical and Effective Solutions

Protecting Birds from Collisions with Glass Practical and Effective Solutions (Traps Foundation) (Polish)

Download: Sheppard 2019 - Evaluating the Relative Effectiveness of Patterns on Glass as Deterrents of Bird Collisions with Glass
Sheppard 2019 - Evaluating the Relative Effectiveness of Patterns on Glass as Deterrents of Bird Collisions with Glass

Sheppard 2019 - Evaluating the Relative Effectiveness of Patterns on Glass as Deterrents of Bird Collisions with Glass

Explore More Collisions Solutions

View Preventing Glass Collisions
Imprit of an owl on a window after a collision. Photo by Warren Cooke.

Preventing Glass Collisions

Birds see the world differently than we do — it’s part of what makes them extraordinary flyers and navigators capable of migrating thousands of miles in the dark. But they aren’t equipped to handle the maze of reflective windows in multi-story buildings in our cities. Nor can they see the crys...
View Glass Collisions Products
Museum Rietberg in Zürich. Photo by Hans Schmidt.

Glass Collisions Products

Looking for glass for a new building, or a solution to fix existing windows? Search our comprehensive material database to find the right product.
View Why Birds Hit Glass
Vegetation reflect in glass. Christine Sheppard.

Why Birds Hit Glass

Each year up to 1 billion birds die after hitting glass surfaces in the United States. Why do birds hit windows? Birds collisions occur for two primary reasons: They perceive glass reflections of vegetation, landscapes, or sky to be real. They attempt to reach habitat, open spaces, or other attr...
View Existing Bird-Friendly Legislation & Ordinances
A Win for Birds: Court Upholds Bird-Friendly Building Ordinance in Wisconsin

Existing Bird-Friendly Legislation & Ordinances

Many municipalities have enacted bird-friendly building legislation, ordinances, and codes in the U.S. to prevent window collisions. American Bird Conservancy evaluates their benefit to birds.