“Humans and fish aren’t close evolutionary cousins,” Siek said. “We’re part of the same phylum called Chordata. We share a ...

The coelacanth has gills similar to those of fish living at the depths in which ... belong to a group known as the lobe-finned fishes. Projecting from the body on stalks rather than attaching ...

That also meant, though, that the researchers could reverse engineer the chromosome architecture of ancestral lobe-finned fish, not just for the three species they studied but ancesters to all ...

Modern lungfish can breathe air using their lungs, in addition to extracting oxygen through gills like other fish. Lungfish ...