Loaches include a wide variety of fish, but are typically small and found in freshwater systems. They are typically nocturnal ...

Predatory fish that evolved into the first terrestrial animals on Earth are still revealing insights into the origins of ...

Remains of this key transitional species date to a mysterious "black hole" in the fossil record.

Near the rocky beaches of inner Nova Scotia, a researcher’s hunch led to the discovery of a new prehistoric species. /iStock ...

The large fish, spanning nearly a metre on the lake bed, lived in waters thick with rival fish, including giants several times its size ...

In 2015, two members of the Blue Beach Fossil Museum in Nova Scotia found a long, curved fossil jaw, bristling with teeth.

A newly discovered species of ancient predatory fish in Nova Scotia sheds light on how early ray-finned fish evolved new ways to feed.

This confirmed that the head muscles of lobe-finned fishes like coelacanths have changed little over evolutionary time.

Imagine looking into a mirror and seeing a distant aquatic ancestor staring back at you. It sounds unbelievable, almost ...

The film discusses the evolution of amphibians, highlighting their origins from fish-like ancestors that adapted to land during the Devonian period. It explains how these primitive animals ...

That ancestor was a group called the lobe-finned fish, or sarcopterygians. One kind of ancient lobe-finned fish is Tiktaalik.