Fall migration is upon us! Well, it has been for some weeks, but on 1 August, BirdCast begins its nightly migration forecasting! We are often asked, when is peak bird migration in my area? Good question! And a question that we can answer for most cities in the contiguous United States.| BirdCast
Photo by Susan Spear/Cornell Lab. For birds, glass windows are worse than invisible. By reflecting foliage or sky, they look like inviting places to fly into. And because the sheer number of windows is so great, their toll on birds is huge. Up to about 1 billion birds die from window strikes in t| All About Birds