A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

There are tens of thousands species of fish around the world, whether it's in an aquarium, river, lake, or ocean. Like all animals (and humans), every single one needs some form of rest for cognitive ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. As more species are admitted into the “smart” animals club, fish ...

Some weird deep-sea creatures have been discovered, but just as many bizarre sea creatures live in the shallow waters around coral reefs. There's a real glow-in-the-dark shark with another trick up ...

Long ago, some saltwater fish adapted to freshwater — and in doing so, developed an extraordinary sense of hearing rivaling our own. By examining a 67-million-year-old fossil, researchers from UC ...

Yes, people really do underestimate the cognitive abilities of fish. Study co-lead author, Maëlan Tomasek, with a fish “volunteer” in the behavioral experiment ...

At first glance, the blobfish, also known as a flathead sculpin (Psychrolutes phrictus), looks like a pinkish, gelatinous blob with a droopy mouth and a sagging nose. It looks even worse when it is ...