Wechselkröte
The amphibians are represented by frogs, such as the European fire-bellied toad, yellow-bellied toad, European green toad, agile frog, European tree frog, common spadefoot, as wells as by two newt species—Danube crested newt and Balkan crested newt. The waters of the Iskar are habitat of the European pond turtle, dice snake and grass snake with a number of other reptiles inhabiting the river banks and surrounding areas, such as spur-thighed tortoise, Herman's tortoise, horned viper, Blotched snake, Caspian whipsnake, Aesculapian snake, European green lizard, common wall lizard, Balkan wall lizard, etc.