Fig. 2From: A quasi-experimental approach using telemetry to assess migration-strategy-specific differences in the decision-making processes at stopoverVariation in minimum stopover duration in common redstarts (grey) and European robins (orange) on Helgoland during autumn migration. Box plots show the 5th, 25th, 50th, 75th, 95th percentile and outliers (filled dots). Numbers on the left side of the box represent sample sizes. Raw data are presented as open circlesBack to article page