Every year as part of the city's St. Patrick's Day celebrations, thousands of onlookers clad in green cheer on a boat crew ...

A community of rare fish enthusiasts collects endangered species of freshwater fish from lakes and springs around the world, ...

The central Dutch city of Utrecht has installed a “fish doorbell” that lets viewers of an online livestream help fish in their springtime swim to shallow spawning grounds.

Discovered in Australia, the fossils represent a new species that lived during the Miocene epoch and highlight how iron-rich ...

WWF works to sustain the natural world for the benefit of people and wildlife, collaborating with partners from local to global levels in nearly 100 countries.

Rhythmic clicks, grunts and roars fill the Año Nuevo Island Reserve in California, home to a large breeding colony of ...

For decades, scientists were baffled by why thorny skates in the North Atlantic came in two distinct sizes. Despite extensive ...