Which living creatures are naturally blind?
creatures that live in a cave thier whole lives there are species of cave dwellers such as: fish, salamanders, crickets, slugs, spiders, scorpions, beetles, snails and many others also many creatures that live near hydrothermal vents and feed off the bactieria that live in deep in the ocean, these include fish, crabs, shrimp and worms also certain burrowing animals such as earthworms and moles are also blind but contrary to popular belief, bats can see, just not very well.