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Is This the First Fossil of an Embryo?
Source: New York Times online
Date: 27 November, 2019
Mysterious 609-million-year-old balls of cells may be the oldest animal embryos — or something else entirely.
A creature called Caveasphaera lived in China 609 million years ago, and it left behind fossils that resemble tiny grains of sand. But as innocuous as those fossils appear, they may speak volumes about our own evolutionary history.
https://www-nytimes-com.cdn.ampproj...3A%2F%2Fwww.google.com&_tf=From%20%251%24s
Source: New York Times online
Date: 27 November, 2019
Mysterious 609-million-year-old balls of cells may be the oldest animal embryos — or something else entirely.
A creature called Caveasphaera lived in China 609 million years ago, and it left behind fossils that resemble tiny grains of sand. But as innocuous as those fossils appear, they may speak volumes about our own evolutionary history.
https://www-nytimes-com.cdn.ampproj...3A%2F%2Fwww.google.com&_tf=From%20%251%24s