Tunas did not become large, fast and warm-blooded simply because an asteroid cleared the oceans of competing predators. Their defining traits appeared separately over tens of millions of years, ...

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 ...

Leaving aside the issue of exactly how much of their body they can see (some fish, like eels, can probably see quite a bit of ...

Smithsonian Ichthyologist Matt Girard talks about how and why he studies archerfishes. Abigail Eisenstadt There’s a group of fishes that shoot water from their mouth to stun prey. Matt Girard, an ...

New research is redefining the morphological and functional existence of anatomical "neck" regions to better include ...

Photos taken by blackwater divers offered a new glimpse into the early life stages of marine fishes and their interactions with other animals. By Alexa Robles-Gil Every night after dusk, one of the ...

Fishery management systems can teach scientists how fish can be raised sustainably in wild fisheries. Emily Leclerc Climate change is causing oceans to warm, which in turn affects fish and fishers.

The fossil record has historically included few fish for about 10 million years after the mass extinction event 65 million years ago.