Acknowledgements
We thank the many people who contributed mountain goat photographs through CitSci, iNaturalist, and other means and made this research possible. For permits and permissions in the Yukon, we are grateful to Yukon Tourism and Culture, Champagne and Aishihik First Nations, Carcross/Tagish First Nation, Parks Canada, and the Yukon Wildlife Preserve on Kwanlin Dün and Ta’an Kwäch’än Traditional Territories. We thank Atsushi Sugimoto for field assistance in the Yukon, Joanna Nowak for assistance with developing the photo annotation method in Photoshop, and Ross Donihue and Joanna Nowak for assistance with photo processing. This study was supported with funding from the U.S. National Park Service and Yellowstone to Yukon Conservation Initiative, and additional support from the Wildlife Conservation Society and Wildlife Conservation Society Canada. During this research and manuscript preparation, K.N. was supported with fellowships from The Safina Center.