The rockhead poacher is a little fish with a big pit in its head. The divot may be like a drum, making sound that rises above ...

The cow goes moo. The duck goes quack. The dog goes woof. And the fish goes ... what, exactly? Toddlers aren’t the only ones asking this question. Scientists are eavesdropping on fish to research and ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A small species of ...

Scientists in Germany discovered that a fish, smaller than a grape, is able to make noises as loud as a gunshot. Loud clicking noises coming from the fish tank inside a lab at Charité University in ...

(CNN) — A small species of fish that measures no more than half an inch in length is capable of producing sounds louder than an elephant, according to a new study. Danionella cerebrum, tiny ...

A new study has uncovered a tiny fish species’s ability to produce a huge sound. Danionella cerebrum is 10 to 12 millimeters, or about 0.4 to about 0.5 inches, long and lives in shallow, murky waters ...