Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical ... use in multiple species of wrasses—a colorful reef fish.

The Arctic landscape during the Cretaceous Period may have been dominated by the dinosaurs, but the rivers and streams held something more familiar. Alaska's fresh waters 73 million years ago were ...

The Indonesian coelacanth, a fish once thought to be extinct for 70 million years, was discovered alive in greater numbers ...

More marine species have been added to Pretoria Zoo’s collection to highlight the importance of marine conservation.

During their visit, researchers caught three “distinctive”-looking fish and, after taking a closer look, realized they’d discovered a new species: Cyphocharax ivo, or Ivo’s curimatid.

Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical ... use in multiple species of wrasses — a colourful reef fish.