Albrecht, Tomáš; Schnitzer, Jan; Kreisinger, Jakub; … - In: Behavioral Ecology 18 (2007) 2, pp. 477-486
Extrapair fertilizations (EPFs) are frequently documented in songbirds; however, the extent to which this reproductive tactic contributes to variance in male reproductive success and hence the strength of sexual selection on males remains little studied. Using 2 approaches, intraspecific and...