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

This paper details the design and characterization of a biomimetic flapping actuator inspired by fin-rays of fishes. The flapper design consists of two carbon fiber beams with a thin viscoelastic ...

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

The new species has been found in two small isolated waterways in Brazil's Atlantic Forest, according to a study.

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 modern vertebrate world is defined by the dominance of three groups: the cartilaginous fishes or chondrichthyans ...

The modern vertebrate world is defined by the dominance of three groups: the cartilaginous fishes or chondrichthyans (including sharks, rays and chimaeras), the lobe-finned fishes or ...

The modern vertebrate world is defined by the dominance of three groups: the cartilaginous fishes or chondrichthyans (including sharks, rays and chimaeras), the lobe-finned fishes or sarcopterygians ...

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