Drohvalenko, M., Fedorova, A. and Pustovalova, E. (2022) “Unexpected heterochrony in Edible Frog (Pelophylax esculentus Linnaeus 1758) and Pallas’ Spadefoot (Pelobates vespertinus Pallas 1771) in Eastern Ukraine”, Reptiles & Amphibians, 29(1), pp. 472–474. doi:10.17161/randa.v29i1.17056.