Shaji and his family were in for a surprise as a rare fish came out of the tap. It was later identified as the Indian blind catfish.

The arachnid order Palpigradi remains poorly studied, particularly with respect to patterns of morphological adaptation to subterranean environments. Subterranean adaptation in palpigrades and compari...

Whole-genome resequencing was performed on 62 cavefish species (family Nemacheilidae) and two closely related taxa. Analyses were conducted on intergeneric phylogeny, population dynamics, and species...

Based on a critical review of the literature and study of the authors’ own collections, a survey of cave spiders of the Crimean Mountains has been conducted, resulting in 20 reliable species records in eight families. Nine species have been discovered in the Crimean caves for the first time, of which two are described as new to science. A classification of spiders by ecological groups depending on their cave lifestyle is provided; a troglomorphic spider is found and described from Crimea for the first time.

A new species of Cryptops Leach, 1814, C. speleorex sp. nov., is described from Movile Cave, Dobrogea, Romania. The cave is remarkable for its unique ecosystem entirely dependent on methane- and sulfu...