Nor would they, because all of them were blind ... of caves in the Edwards Aquifer, an extensive underground layer of rocks. It's the only place in the world this species of salamander has ...

If you need a clue – in this cave there is usually no light. This is a Texas blind salamander, a type of salamander that has no eyes. In the perpetual darkness of the caves where it lives they ...

Do you notice anything unusual about this salamander? If you need a clue – in this cave there is usually no light. This is a Texas Blind salamander; a type of salamander that has no eyes.