Acknowledgments
Thank you to Teia Schweizer for preparing libraries for sequencing,
Christen Bossu for bioinformatic counsel, and Aya Brantley for the
illustration of C. anna in Fig. 1. Nestlings and fledglings that
did not survive rehabilitation were provided by Liberty Wildlife
(Arizona, USA), Wetlands and Wildlife Care Center (California, USA),
Lindsay Wildlife Experience (California, USA), and Santa Barbara
Wildlife Care Network (California, USA). Thanks to John Klicka and the
Burke Museum for supplying samples from the northern expanded region.
This project was supported by funding from CalTrans 65A0686 (USDOT
69A3551747114) to R.A.B and L.A.T, and NSF Rules of Life EAGER 1837940
to R.A.B and K.R. This work used the Extreme Science and Engineering
Discovery Environment (XSEDE), which is supported by National Science
Foundation grant number ACI-1548562.