Nilsson, P. A., Hulthén, K., Chapman, B. B., Hansson, L. A., Brodersen, J., Baktoft, H., … Skov, C. (2017). Species integrity enhanced by a predation cost to hybrids in the wild. Biology Letters, 13(7), 20170208 (4 pp.). https://doi.org/10.1098/rsbl.2017.0208