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Paleontologists Stumble Across 15-Million-Year-Old Fish Fossils That Are So Well Preserved, Their Last Meals Are Intact
Discovered in Australia, the fossils represent a new species that lived during the Miocene epoch and highlight how iron-rich ...
A 15-million-year-old fossilized freshwater fish with preserved stomach contents is a newly discovered species
In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, Ferruaspis brocksi, that shows preserved stomach contents as well as the pattern of ...
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Life-sustaining freshwater first appeared on Earth 4 billion years ago, finds Nature study
Over a period of time, freshwater becomes concentrated in oxygen-16, while seawater mainly comprises the heavier oxygen-18. Meanwhile, oxygen-16 water also percolates into rocks when it rains down ...