TY - RPRT TI - Hybridization and asymmetrical introgression between the vulnerable Gray‐Headed Chickadee and a more abundant congener, the Boreal Chickadee: Implications for conservation AU - Matthew Armstrong AU - Robert E. Wilson AU - James A. Johnson AU - Travis L. Booms AU - Callie Gesmundo AU - Zachary M. Pohlen AU - Paul Leonard AU - Sarah A. Sonsthagen PY - 2025 DO - 10.1002/ece3.71673 UR - https://pubs.usgs.gov/publication/70270650 ID - 70270650 ER -