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 ...

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 ...

Scientists examining an unusual African fish that can walk and breathe air think they've learned a thing or two about how our distant ancestors made the leap from the oceans to terra firma some 400 ...

The ability of ferocious land animals to bite prey evolved in ancient fish, a new study finds. Fish predominantly capture prey with suction, which can be seen by watching a goldfish constantly ...

Step-by-step process of taking fish teeth impressions: The researchers took teeth molds from Polypterus fish (about 20 cm long); (A) setting up the materials; (B) carefully sedating the fish; (C) ...

Native to freshwater African riverbanks, bichirs are famous for their strong fins and lungs, allowing them to “walk” and breathe out of water. But the serpentine fish prefer aquatic habitats, and tend ...

If you explore our genealogy back beyond about 370 million years ago, it gets fishy. Our ancestors back then were aquatic vertebrates that breathed through gills and swam with fins. Over the next ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. CAMBRIDGE, Mass. — Human body armor has come a long way since the steel-plated suits of the ...