noun
- A small, hard structure composed of calcium carbonate found in the inner ear of fish and other vertebrates, involved in balance and hearing.
Usage: Also called ear stone.; Commonly used in biology and ichthyology.
Examples
- Fish use otoliths to detect changes in acceleration and maintain their balance in water.
- Scientists study otoliths to determine the age and migration patterns of fish.
- The otolith grows in layers, similar to tree rings, providing a record of the fish's life history.
- Otoliths are found in the semicircular canals of the inner ear.
- Researchers can identify fish species by examining the shape and structure of their otoliths.