8. Over millions of years, flowing water created a fantastic decor of stalactites and stalagmites in the 20 km of caves and underground passages at the famous grottos at Postojna, near Ljubljana. In the extensive Postojna cave network -- incidentally a major tourist attraction -- lives a unique breed of salamander. When temperatures are relatively warm (above -9 degrees Celsius) the salamander gives birth to live young; when temperatures are colder, the salamander lays eggs.

(Return to Triestine Livers.)

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