The extinction that ended the Age of Dinosaurs is best known for clearing the way for the Age of Mammals on land. Scientists ...

An unexpected haul of nearly 500 fossilized fish in Egypt provides an unprecedented picture of how sea life rebounded from ...

A small fish swimming in the waters of Mexico and Texas has caused a big issue for scientists. The Amazon molly is a species ...

The Balston’s pygmy perch was long thought to be extinct from the Perth region, but a discovery has found it alive and thriving in the Helena River.

A fish previously declared extinct has been released back into the wild in Australia. The olive perchlet, a small oval-shaped fish with large eyes, was considered extinct in Victoria, Australia, in ...

Learn more about Qreiya 3 Lagerstätte, a fossil-rich site that could help fill key gaps in marine evolution.

Researchers identified a new freshwater fish species in South Africa after years of genetic testing and analysis. Zoosystematics and Evolution Zoosystematics and Evolution A team of scientists went ...

The ivory-billed woodpecker, along with 22 other species of birds, fish, mussels and other wildlife, is set to be declared extinct and removed from the endangered species list, US wildlife officials ...

Desert habitats are extreme. Therefore, it seems odd that fish could survive such environments. However, there are several ...