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An Ancient Bird Was Found Fossilized with its Egg Inside, Hints at Possible Death Due to Unborn Infant
Paleontologists discover a fossilized bird with its egg ... shell continued to grow and would become too thick to ever leave the body. There were no signs of the embryo in the egg found in the ...
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Did the Chicken or the Egg Come First? Scientists May Have Finally Solved the Mystery
What came first, the egg or the chicken ... study in which they analyzed 51 fossil species and 29 living species categorized as oviparous - laying hard or soft-shelled eggs, according to a ...