Chinese researchers studied over 1,000 fossilized dinosaur eggs and eggshells from the Shanyang Basin in northwest China's Shaanxi Province and found evidence to support the hypothesis that dinosaurs were not very diverse before their extinction and had declined overall during the last part of the Cretaceous.
Artist's depiction of Late Cretaceous oviraptorosaurs (egg thief lizards), hadrosaurs (bulky lizards), and tyrannosaurs living in central China. (Photo provided to China News Service)
Photo taken on Sept. 20, 2022 shows the fossilized dinosaur eggs for research in Beijing. (Photo: China News Service/Sun Zifa)
Photo taken on Sept. 20, 2022 shows the fossilized dinosaur eggs for research in Beijing. (Photo: China News Service/Sun Zifa)
There had been a long-term decline in the diversity of dinosaurs globally before a large asteroid hit the Earth 66 million years ago and contributed to their extinction, a new study by Chinese researchers showed.
Chinese researchers have found a fossilized nest containing a new type of dinosaur egg. The discovery was detailed in an article in Chinese Science Bulletin by a team led by Huang Jiandong, a doctor with the museum, and Wang Qiang, an associate researcher from the Chinese...
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