Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical fish that ...

If you want to get a Spanish or king mackerel, shark or bluefish on the end of a line and actually land it, you need to be ...

NAIROBI ― A new killifish species, scientifically known as Nothobranchius sylvaticus, has been documented in seasonal swamps ...

A toxic, invasive pufferfish was caught in the northern Adriatic. Experts urge public awareness and policy changes.

After nine months, the strange behavior that claimed the lives of endangered sawfish is back. Here’s what we know about ...

Paleontologists have discovered a newly identified fish species in Australia so well-preserved that they could determine its last meal — dating back up to 16 million years to the Miocene Epoch.