Funding for this research was provided by:
U.S. Fish and Wildlife Service (F15AF00929)
Text and Data Mining valid from 2019-10-31
Received: 18 July 2019
Accepted: 11 October 2019
First Online: 31 October 2019
Ethics approval and consent to participate
: Animal handling procedures were approved by the University of Delaware Institutional Animal Care and Use Committee under Permit #1288.
: Not applicable.
: The authors declare that they have no competing interests.