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Textbooks Were Wrong: 249-Million-Year-Old Fossil Discovery Upends Timeline of Evolution
Newly analyzed Arctic fossils show that marine ecosystems recovered astonishingly fast after the “great dying.” More than 30,000 teeth, bones, and other fossil fragments from a 249-million-year-old marine ecosystem have been uncovered on the isolated Arctic island of Spitsbergen. The material comes from extinct marine reptiles, amphibians, bony fish, and sharks, and it captures the [...]
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