Acknowledgements
The authors acknowledge the technical support of Gisela Stotz, Alec Carrigy, Logan Fairgrieve‐Park, Megan Ljubotina and Valerie Marshall in the field. P.-L.C. was funded by the Killam Trust and the Fonds de Recherche Québécois Nature et Technologies (FRQNT). J.F.C. received support from the Natural Sciences and Engineering Research Council (NSERC) and the Rangeland Research Institute (research grant).