It involved the discovery of eggs that, after first analysis, were thought to belong to the dinosaur Protoceratops. Roy Chapman Andrews, the leader of the expedition and future director of the Museum, described the scene in his field notes: “On July 13, George Olsen reported at tiffin [lunch] that he had found some fossil eggs...We felt quite certain that his so-called eggs would prove to be...geological phenomena.

September 6, 2024 - A dinosaur embryo has been found inside a fossilized egg.

November 11, 2025 - The cameras of the Laboratory of Comparative Anatomy and Evolution of Vertebrates (LACEV) at the Argentine Museum of Natural Sciences captured an unexpected find: a 70-million-year-old dinosaur egg, astonishingly well preserved.

“It’s only now that we have ... back the origins of the specimen. She found that it was collected by a Charles Fraser, who lived in India between 1817 and 1843....

3 weeks ago - Usually the first evidence of fossil dinosaur eggs to be discovered are shell fragments that have eroded away from the original eggs and been transported downhill by the elements.

November 5, 2025 - Palaeontologists from CONICET discovered a dinosaur egg, around 70 million years old, in nearly pristine condition. The egg was found by Dr Federico Agnolin, head of the Argentinian Museum of Natural Sciences team, in the province of Rio Negro, ...

2 days ago - That view has started to change. An independent analysis that examined eggs from the plant-eating dinosaurs Protoceratops and Mussaurus found that their shells were leathery and flexible, not rigid like a bird-egg.

September 12, 2025 - However, there’s no doubt about ... perhaps two-legged theropod dinosaurs. ... The eggs were found in the Qinglongshan site in the Yunyang Basin in central China – now the Qinglongshan Dinosaur Egg Fossil Museum....

September 11, 2025 - The newly dated egg, from a cluster of 28 found in a nesting area in Shiyan, China, is around 85.9 million years old, according to a study published in Frontiers in Earth Science today.

December 24, 2023 - Housed at the Yingliang Stone Nature History Museum, Baby Yingliang is among the most complete dinosaur embryos ever found, allowing researchers a rare look at an intact baby theropod.

5 hours ago - Scientists in China uncover crystal-filled dinosaur eggs, revealing a glittering twist in prehistoric life and evolution.

Millions of years ago, a fragile dinosaur egg approximately 2 inches long washed out to sea and was protected in layers of sediment for an incredible journey. In the 1970s, the fossilized egg was discovered by a group of teens near Selma, Alabama.

October 28, 2025 - Argentine paleontologists found a 70-million-year-old dinosaur egg in Río Negro. This rare find is believed to belong to a small carnivorous theropod dinosaur. The egg's pristine condition offers a unique chance to study dinosaur evolution ...

Zheng and his team are still trying to work out what kind of dinosaur may have produced this unique egg, which they have named Spheroolithus phacelus. They expect that they likely belonged to a hadrosaur — a family of fast, agile herbivores ...

November 23, 2022 - In studying the embryo, researchers found the dinosaur took on a distinctive tucking posture before hatching, which had been considered unique to birds. ... This is the 72-million-year-old dinosaur embryo discovered inside a fossilised egg ….

Paleontologists in Argentina have discovered a perfectly preserved, 70-million-year-old carnivorous dinosaur egg, sparking hopes it may contain an embryo.

Patagonia expedition uncovers 70 million year old carnivorous dinosaur egg live on camera.

November 14, 2025 - The site, known as Teel Ulaan Chaltsai, has been thought to be anywhere from Early Cretaceous to Late Cretaceous in age, anywhere between 145 and 66 million years old. The new results found that the dinosaur eggs from the site were buried about 75 million years ago...