Figure 2From: True polyandry and pseudopolyandry: why does a monandrous fly remate?Boxplot showing the copulation duration of UK and Greek flies with different numbers of rivals. Flies were either kept alone (white), or exposed to one rival (light-grey), four rivals (medium-grey) or nine rivals (dark-grey) prior to mating. Plots indicate the median, interquartile range, and range. Notches indicate 95% confidence intervals [44].Back to article page