Testing bird-friendly glass designs
indow collisions are one of the single-biggest causes of death for birds, accounting for up to 1 billion fatalities a year in the United States alone. Luckily, demand for bird-friendly glass is on
ID TIPS: Wrentit
October in Los Angeles County, California THIS COLUMN FOCUSES on a bird confined to the Pacific states, from extreme northwestern Oregon south barely into Baja California. It isn’t prone to wander, so it’s unlikely to be seen outside its well-defined
