Proteus anguinus or Human Fish could be found in Postojna cave in Slovenia
It must be noted that Proteus anguinus differ substantially in overall body dimensions, colour and few microscopic features also. Previous scientific tests utilize these dissimilarities to sustain the segment into five diverse species, whereas contemporary herpetologists recognize that peripheral morphology is not dependable for amphibian mechanisms and can be tremendously changeable, depending upon sustenance, sickness, and other aspects even changing amongst individuals in a lone population.
Proteus anguinus or in other words Human Fish is considered to be a blind amphibian that is found in the subterranean waters of Dinaric Karst in the southern part of Europe. Proteus anguinus actually lives in the subterranean waters that might gush underground throughout this widespread limestone area involving waters of Soča River in Slovenia. Proteus anguinus is considered to be the solitary species in genre Proteus and the lone European genus of the kingdom Proteidae.
Proteus anguinus embryonic expansion usually takes 140 days and it may take another 14 years in order to arrive at complete sexual maturity. The larvae obtain grown-up form after approximately four months, with the period of complete maturity robustly relating with water temperature. Unverified chronological examinations of vivipary do subsist, but it has been illustrated that females have a peculiar gland that creates the egg covering, comparable to those of fish and egg-hatching amphibians.