Here Today, Gone Tomorrow: What Smaller Flocks Mean For Vermont's Fall Bird Migration

Summary: A recent report in the journal Science says there are 3 billion fewer birds in the world today than there were five decades ago. That's not species, that's just sheer bulk. But the abundance of birds has a significant impact on our global landscape. We're talking about birds and fall migration, and what a drop in bird abundance means for our local species and ecosystems.