Bozarth, Christine A., Hailer, Frank, Rockwood, Larry, Edwards, Cody, and Maldonado, Jesús E. 2011. "Coyote colonization of northern Virginia and admixture with Great Lakes Wolves." Journal of mammalogy. 92 (5):1070–1080. https://doi.org/10.1644/10-MAMM-A-223.1