A 70-million-year-old dinosaur embryo, preserved in remarkable detail, has been discovered inside a fossilized egg. The find ...

The embryo was found in a "tucking" position—its head bent forward, feet positioned on either side, and back curved ...

Dinosaur eggs at the around 80-million-year-old Qinglong Mountain dinosaur egg fossil cluster in Hubei Province Photo: VCG.

Zhao said that although the internal structure of fossilized dinosaur eggs has mostly been destroyed, the macroscopic morphology of eggs, the microstructure of eggshells, and the ...