Fig. 2From: Stopover departure decisions in songbirds: do long-distance migrants depart earlier and more independently of weather conditions than medium-distance migrants?Variation in minimum stopover duration as observed in Northern Wheatears, European Robins and Common Blackbirds during autumn. Box plots show the 5th, 25th, 50th, 75th and 95th percentile as well as outliers (dots). Sample sizes are 75 (Northern Wheatear), 31 (European Robin) and 54 (Common Blackbird)Back to article page