This means the species would spend its life in a dark environment ... and other cave-related adaptations may also be recent on the evolutionary time scale. “Thus, together with the eyes and ...

Many cave animals have lost their eyes through evolution. Instead they use alternate senses to help them navigate in the dark. This explains why cavefish can swim around actively and find food, and ...

Now, a creature that lives in this dark and damp environment has ... long with patterned brown bodies and black eyes, ...