![A common tern flying](https://media.audubon.org/2025-02/Aud_Project-Puffin-Field-Camps_0139_July-2018_Photo-Walker-Golder.jpg?width=233&height=200&auto=webp&quality=10&fit=crop&disable=upscale&enable=upscale&blur=100)
Migratory Birds that Fly between Canada and South America Face Highest Risk, per New Audubon Study
February 17, 2025 —
Audubon scientists developed a new framework to understand threats to migratory species and found that birds traversing the longest distances across the Americas are at highest risk, underscoring the need for coordinated hemispheric conservation efforts.