Olm

Key facts

• Olm lives in Slovenia, Croatia, Bosnia and Herzegovina, and Italy.
• Group: Reptiles and amphibians.
• It weighs about 20 g (0.705 oz).
• A typical adult is about 25 cm (9.84 in) long.
• It lives about 70 years.
• Diet: carnivore.
• Habitat: freshwater.
• Long ago, villagers in Slovenia thought olms were baby dragons washed out of caves by floods.