Researchers have announced the rediscovery of Moema claudiae, a species of seasonal killifish in Bolivia that was previously ...

Utah wildlife officials are again reminding people that it's illegal to dump fish into bodies of water after state biologists ...

In a new study, Mexican scientists found species disappearing in the Gulf of California, impacting ecosystems and fishers who ...

Fish species living in the deep sea feature a surprisingly large range of body shapes that evolved in different ways and at ...

An invasive fish is threatening the livelihood of people in this northwestern village by aggressively eating traditional fish ...

In recent weeks, TikTok has been joking and/or weeping over the fate of the Bathypterois grallator, or the tripod fish. It ...

A new extinct flying reptile species has been discovered in fossilized dinosaur vomit. Known as "regurgitalite," the remains ...

Environmental groups are calling on the federal government to protect a fish species only found near land slated for a data center campus in Bessemer.

Scientists discover a new species of bright orange venomous scorpionfish called Phenacoscorpius trispinis in Sagami Bay, ...

Paddlefish may not be at the front of mind for most Kansans, but they’re a big deal for the state’s fisheries biologists and local anglers. Ranking as one of the ...

Around 110 million years ago, an apparent dinosaur ate two pterosaurs and four fish and, for whatever reason, threw them back ...

A rare and striking species of killifish has been missing for more than 20 years. Scientists feared Moema claudiae had faded into extinction, with a grayscale drawing among the only proof that it ever ...