We probably inherited our joints from… a fish
While the common ancestor of vertebrates with synovial joints is still a mystery, the oldest specimen with evidence of these ...
University of Chicago News6d
UChicago study traces origin of flexible joints to early predator fish
The researchers also studied fossils of extinct fishes dating back almost 400 million years and saw evidence that some of the ...
Miami Herald17d
15 million-year-old creature — with its last meal inside — is new species in Australia
A new species of prehistoric fish was found in iron-rich stone in southeastern Australia. Screengrab from Australian Museum's video What can fossils tell us about prehistoric life? The length of a ...
15 million-year-old creature — with its last meal inside — is new species in Australia
a fleshy dorsal fin without bony rays that is common in fish like salmon, according to the study. While the teeth and bones of the fossil were relatively “poorly preserved,” outlines of multiple fins ...