New research from the Democratic Republic of Congo offers a behavioral and anatomical portrait of a species that can achieve surprising athletic feats.

Fish are known for their swimming skills. It seems absurd to think of fish functioning outside their aquatic environment, ...

The tiny fish, called shellears, use microscopic hook-like growths on their fins to ascend—and they take a lot of breaks. The ...

"If you would ask a regular person, do you think fish can climb falls, most of them will tell you: you are crazy." ...

For decades, people in Central Africa told stories about the tiny fish that could somehow scale tall waterfalls. Most ...

Learn how fish in the Democratic Republic of the Congo scale a near-vertical waterfall using microscopic hooks.

Parakneria thysi are particularly vulnerable to extinction, especially in the face of human activities such as overfishing.