Supplement 1. Name and climate sensitivity for each species used in winter (CBC) and summer (BBS) prioritizations.

File List Winter_species_list.csv (MD5: 7e4d2450460dcb882a3a68365e49da2c) Summer_species_list.csv (MD5: f1aec51befcc8d230dbfb149c7aa3fa3) Description Winter_species_list.csv contains the full species list used for winter (CBC) prioritizations. The file lists the common name and scientific name of each species following American Ornithologists’ Union (AOU) nomenclature. It also lists the climate sensitivity (climate threatened or climate endangered) as described in the Audubon Climate Report (http://climate.audubon.org). The linked report features visualizations of each species projected response to future climate change. Summer_species_list.csv contains the full species list used for summer (BBS) prioritizations. The file lists the common name and scientific name of each species following American Ornithologists’ Union (AOU) nomenclature. It also lists the climate sensitivity (climate threatened or climate endangered) as described in the Audubon Climate Report (http://climate.audubon.org). The linked report features visualizations of each species projected response to future climate change.