Texas is globally important for birds. Approximately one out of every three to four birds migrating through the U.S. passes through Texas in one of the planet’s greatest wildlife spectacles. Unfortunately, excess light pollution and urbanization often affect birds by disorienting them and causing them to strike buildings. It isthe top human-related cause of death for birds.

To help birds stay on course, residents, businesses and building managers are encouraged to turn off or dim outdoor lights 11 p.m. to 6 a.m.

Spring migration is March 1-June 15. The peak migration is April 22-May 12.