Pigmentation of fishes' scales reveals new species.
Find out everything there is to know about fish and stay updated on the latest news with the comprehensive articles, interactive features and fish pictures at LiveScience.com. Learn more about these fascinating creatures as scientists continue to make amazing discoveries about fish.
A robot modeled after the mudskipper fish is helping scientists understand how animals moved millions of years ago, when they first transitioned to walking on land.
Marine animals that inspired characters in "Finding Dory" are as fascinating and endearing in the real world as they are on screen.
How closely do the animated "stars" in the new Disney/Pixar movie "Finding Dory" mirror their real-world animal counterparts?
In the dark ocean depths, there are fish that generate their own eerie glow — and a new study finds that far more of them do this than scientists suspected.
The fish not only picked out a human face from a lineup, but were able to remember the face for at least 3 seconds.
Fish have fins and gills, but they don't have necks. That's partly because it would be difficult to swim quickly with a neck that wagged back and forth in the water.
A tiny clue hidden in the bizarre eyes of the 300-million-year-old remains of a "Tully monster" has helped scientists determine that the curious creature is a vertebrate, a new study finds.
Filter-feeding fish accomplish a feat that human technologies cannot: filtering huge volumes of water without clogging their oral filters.
When a group of researchers crossbred cichlids to learn about their genetics, they discovered an unusual development in one of the hybrid females.
Some fish look odd, but a mysterious, green-eyed fish recently pulled out of Nova Scotia's waters is downright bizarre.
Communities of deep-sea marine life cause a low-frequency humming in the ocean, as the creatures swim to and from the surface to feed.