Funding for this research was provided by:
American Society of Mammalogists (Grants-in-Aid of Research)
National Science Foundation (DGE1656466)
Text and Data Mining valid from 2019-10-16
Received: 22 July 2019
Accepted: 16 September 2019
First Online: 16 October 2019
Ethics approval and consent to participate
: The Princeton University Institutional Animal Care and Use Committee reviewed and approved of all sample collection procedures (Princeton IACUC #2084A-16).
: Not applicable.
: The authors declare that they have no competing interests.