For decades, scientists used a mirror experiment to explore whether animals could recognize themselves. In that test, ...

This small fish shows self-awareness like apes.

It’s the little fish that roared. One of the world’s smallest fish, measuring about half an inch long, can produce sounds as loud as fireworks or a jet engine, a new study says. Danionella cerebrum, a ...

A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...

You see them at the mouth of the Estero Americano, gliding low over the water with wings locked, skimming inches above the surface. Farther upstream, there is ...

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 ...

Groundbreaking research from Nagoya University Graduate School of Medicine has revealed a surprising yet significant health benefit, consuming small fish whole can significantly reduce cancer ...