noun
- a small fish that lives in underground caves and streams, typically blind or with reduced eyes and lacking pigmentation
Usage: often used in scientific and educational contexts; also called blind fish or cave fish
Examples
- The cavefish has adapted to life in complete darkness by losing its eyes over millions of years.
- Scientists study cavefish to understand how organisms evolve in extreme environments.
- Unlike surface fish, the cavefish relies on its lateral line system to navigate.
- The pale, eyeless cavefish is found in underground rivers across the world.
- Cavefish are fascinating examples of how evolution shapes animals to fit their habitats.