Table 2. Primary hybridization. Shown are the sum of paired individuals observed for all years at each study area and the sum of all study areas: A) the number of paired, male and female Golden-winged and Blue-winged warblers; B) the proportion of paired Golden-winged Warblers out of all paired Golden-winged and Blue-winged warblers; C) the proportion of primary hybrid pairs out of all pairs among Golden-winged and Blue-winged warblers, and the number of primary hybrid pairs.