'Baby dragons' that can live 100 years are hatching - here's a look at their incredible life cycle

In Slovenia, a special event is underway. Rare olm salamanders, also known as "the human fish" and "baby dragons," are hatching in Postojna Cave.

So far, three have hatched in the cave's special aquarium, the latest on June 4.

They don't look exactly like dragons, but they do look similar enough that locals thought they might be dragon offspring - and avoided their caves out of fear of meeting their larger parents.

Fire-breathing or not, the olm salamander is a species unlike any other. Here's what sets them apart.