Fig. 1From: Short- and long-distance avian migrants differ in exercise endurance but not aerobic capacityBody mass (in g, A), pectoral muscle scores (B), fat scores (C) as well as blood haemoglobin concentration (Hb, D, mg ml− 1) of European robins (EriRub) and black redstarts (PhoOch) as representatives for short-distance migrants as well as common redstart (PhoPho) and whinchats (SaxRub) as long-distance migrants. Body mass and Hb are given as means ± SD, muscle and fat scores are medians ±95% CIBack to article page