Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...

An unusual type of fossilized fish can be found within the limestone of present-day Germany. The Late Jurassic era conditions ...

An analysis of marine fossils from the Upper Miocene Chagres Formation in Panama, most belonging to the Myctophidae family, ...

A Bolivian killifish believed extinct, Moema claudiae, resurfaced in one vulnerable pond, revealing both a conservation win ...

I Bought RARE MONSTER FISH For The NEW AQUARIUM! is a FUN video where we get NEW pet MONSTER FISH for my fish tank! As you ...

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 ...

An artist’s reconstruction of the Weberian apparatus in a 67 million-year-old fossil fish. The Weberian structure (gold-colored bones at center) arose from a rib (shown in gray attached to several ...

The cardinal tetra (Paracheirodon axelrodi) is the most intensively commercialized ornamental fish from the Rio Negro Basin (Amazonas State, Brasil). Analysis of the stomach and gut contents of fish ...

While exploring a murky, trash-filled creek, flashes of color suddenly appeared beneath the surface — exotic aquarium fish living in polluted water. From vibrant cichlids to tropical tetras, these ...

Neon Tetras are among one of the most popular schooling fish for beginners. They are known for their striking blue and red stripes, and when kept in a group of eight or more-- they add vibrant colours ...

Dan Hodnett has turned his passionate hobby into a growing business, one that’s unique for landlocked Wyoming. He filters a nearby creek to create an oasis in Sheridan and sells easy-to-care-for ...