ACKNOWLEDGEMENTS
The authors would like to acknowledge the North American Fur Auctions (NAFA) and the Canadian Museum of Nature (CMN) for co-operation in facilitating sample collection. We thank all lab and field personnel for assistance, and JR Row, EL Koen and CM Watt for the contribution of neutral genetic datasets.
This work was funded by the Natural Sciences and Engineering Research Council of Canada (NSERC) (grant numbers STPGP 391719-10) and Discovery Grants to Dr. J. Bowman and Dr. P. Wilson as well as Canada Research Chairs Program funding to Dr. P. Wilson, and the Ontario Ministry of Natural Resources and Forestry.