A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...

A new blind fish species, Gitchak nakana, discovered in Assam, features a unique skull structure and translucent appearance.

More than 300 new species of freshwater fish were identified around the world by scientists last year, the third most in a year since 1758. ● Tampa Bay is facing one of its worst water shortages in ...

The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over ...

Emperor cichlids, large fish native to Lake Tanganyika in Africa, don't like being stared at, especially if someone's gaze is directed at their offspring. Those are the findings of a new study ...

A University of Arizona study finds scientists are discovering 16,000 new species annually — and DNA tools may reveal ...