Author Contributions
LAT and RAB conceived of the study and secured funding. RRB, LAT, and KE supplied the samples. MWC conducted the lab work and analysis for nestling identification. NEA conducted the DNA extractions, some of the library preparation, and the sequence processing. KR supervised some of the library preparation. NEA and RAB conducted the analyses with input from CJB. NEA and RAB wrote the manuscript with contributions from all authors.