Egyptian fossils reveal modern fish communities emerged quickly after dinosaur extinction

eurekalert.org

Modern marine fish communities were established just 4 million years after the dinosaur extinction. A fossil site in Egypt, dating to 62.2 million years ago, reveals hundreds of diverse ray-finned fishes, including early relatives of tunas and mackerels. This discovery provides clear evidence of rapid ecological turnover in marine ecosystems following the end-Cretaceous mass extinction.


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