Fish were discovered to make sounds more than 2,000 years ago, but they have gone largely unheard by humans. While a typical, bustling coral reef may be home to dozens of fish species, until recently, ...

One of the world’s smallest fish, measuring just 12 millimetres long, can make a sound registering more than 140 decibels – about as loud as firecrackers being set off. Danionella cerebrum is a tiny ...