Conservation Challenges

Closeup of a Kirtland's Warbler perched on a thin branch.
Inbreeding Poses Another Challenge to the Rebounding Kirtland鈥檚 Warbler
April 14, 2025 — Whole-genome analysis raises concerns about the rare songbird, the authors of a recent study say, but could also help with recovering vulnerable species.
Hundreds of dead birds laid out in rows on a large metal table.
More Than 1,000 Birds Collided With a Single Chicago Building in One Night
October 06, 2023 — Weather conditions, a pulse of migrating warblers, and bright lights combined to create a wave of bird death across the city Thursday morning.