In the south of the country, there are species of fauna from the Mediterranean region.

An excerpt from the article 34 facts about Bulgaria

These include venomous spiders, Greek tortoises, pelicans (pink pelican and Dalmatian pelican), 16 species of snakes (including Montpellier snake, European blind snake, and dice snake), and frogs. There are over 200 species of fish living in the coastal waters of the Black Sea and rivers.