Figure 3 from: Ruan Y, Konstantinov AS, Shi G, Tao Y, Li Y, Johnson AJ, Luo X, Zhang X, Zhang M, Wu J, Li W, Ge S, Yang X (2020) The jumping mechanism of flea beetles (Coleoptera, Chrysomelidae, Alticini), its application to bionics and preliminary design for a robotic jumping leg. ZooKeys 915: 87-105. https://doi.org/10.3897/zookeys.915.38348

Figure 3 Variation in the metafemoral spring of different flea beetle species (3D reconstructions). A hind femur of Altica cirsicolaB hind femur of Podontia luteaC hind femur of Psylliodes sp. D hind femur of Nonarthra sp. E hind femur of Clavicornaltica sp. F hind femur of Hespera lomasa. Scale bar: 0.2 mm.