A South African fish has given scientists a glimpse of exactly how our ancestors took their first steps on land. Researchers have struggled to understand how ancient fish used their bodies and fins in ...

Editor’s note: This story is part of a year-long series commemorating the 10-year anniversary of the Marine Biological Laboratory's affiliation with the University of Chicago. “Inelegant” is a ...

The polypterids (bichirs and ropefish) are extant basal actinopterygian (ray-finned) fishes that breathe air and share similarities with extant lobe-finned sarcopterygians (lungfishes and tetrapods) ...

There have been fish and fossils found with leg-like fins, but now scientists have raised such animals themselves. Three researchers raised a fish called Polypterus, also known as Bichir, to learn ...

In 2011, Jeff Graham, a popular and highly respected physiologist at Scripps Institution of Oceanography at UC San Diego, submitted a paper to a major scientific journal describing the peculiar ...

A century-old mystery about how ancient freshwater fishes breathe has finally been put to rest, thanks to a study published today in Nature Communications by me and a team of ichthyologists. The ...

Science marches on. Sometimes, it does so on fins. Research conducted at McGill University studied the effect of a lifetime of walking on a certain type of fish. Yes, fish.

The little polypterus isn’t pretty, but it has a special skill. Equipped with both gills and lungs, it can live on land for a long time — up to two years You can save this article by registering for ...