“…Those 280 individuals include 86 samples either deposited in or requested from the North Carolina Museum of Natural Sciences (NCSM, Raleigh, NC, USA), Auburn University Museum of Natural History (AUHT, Auburn, AL, USA), and Georgia Museum of Natural History (GMNH, Athens, GA, USA; Figures , available in Supporting Information). To extract DNA from snake shed samples, we followed the protocol in Brekke et al (2019). We quantified the amount of DNA extracted using a Qubit 3.0 fluorometer (Life Technologies, Carlsbad, CA, USA).…”