Fig. 1From: Long-lived birds suffer less from oxidative stressNumber of publications for different bird species is significantly positively correlated with the number of recoveries (a) (Pearson’s r = 0.540, p < 0.001), and longevity is significantly positively correlated with number of publications (b) (Pearson’s r = 0.579, p < 0.001). The lines are the regression linesBack to article page