Fig. 4From: A history of hybrids? Genomic patterns of introgression in the True GeeseHybridization networks for the genus Branta based on the Autumn algorithm [49] in Dendroscope version 3.4.4 [50]. Network a suggests hybridization between Red-breasted Goose and Brent Goose, network b between Red-breasted Goose and the ancestor of the White-cheeked Geese. Network c suggests a hybrid origin for the Red-breasted GooseBack to article page