The efficient architecture of our joints, which allows our skeletons to be flexible and sturdy, originated among our most ancient jawed fish ancestors, according to a study published in the open ...

The ancient world of the first jawed fish. For all the detail that the new studies reveal, mysteries still remain—such as how these fossils formed in the first place.

While researchers first estimated this evolution took place ... significantly condensing the timeframe for the emergence of jawed fish from their closest jawless ancestors,” said Ivan J.

Synovial joints were present in the common ancestor of jawed fish but lacking in jawless fish. PLOS Biology , 2025; 23 (2): e3002990 DOI: 10.1371/journal.pbio.3002990 Cite This Page : ...

Synovial joints—the flexible, lubricated connections that allow smooth movement in our bodies—first appeared in the common ...

If jawed fish have synovial joints in common with all jawed vertebrates, including us, ... Aggrecan is first made throughout the entire skeleton and then concentrates in the joints.

Jawed fish explode into the fossil record 419-359 million years ago during a period known as the age of fish, or the Devonian. Fish of this era all have “their identities clearly written on ...

The efficient architecture of our joints, which allows our skeletons to be flexible and sturdy, originated among our most ancient jawed fish ancestors, according to a study published February 25th ...

She said: “For the first time, we can see all the organs together in a primitive jawed fish and we were especially surprised to learn that they were not so different from us. “However ...

Altogether, these results show that synovial joints are shared across jawed fish, but apparently absent in jawless fish, indicating that these joints first evolved in the ancestors of jawed ...

Jawed fish eventually crawled out of the seas millions of years ago and gave rise to the jawboning vertebrates we are today. Mention the ocean, and it's hard not to think of jaws.