A single African lake produced nearly 500 fish species in roughly 15,000 years, an evolutionary sprint that should’ve ta ...

University of Victoria (UVic) biologists have discovered that even closely related fish species make unique and distinctive sounds and determined that it's possible to differentiate between the sounds ...

Fish species living in the deep sea feature a surprisingly large range of body shapes that evolved in different ways and at different rates depending on where the fishes live in the ocean, new ...

A video uploaded to TikTok led researchers to discover a new species of fish that looks and behaves like an earthworm. The animal, named Gangaichthys indonepalicus, was first spotted in 2024 online, ...