Sentences with phrase «pterosaur eggs»
The rare find is the first time scientists have unearthed complete pterosaur eggs, researchers from the Chinese Academy of Sciences» Institute of Vertebrate Paleontology and Paleoanthropology announced Thursday.
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Floodwaters from an intense storm may have swept away and buried hundreds of pterosaur eggs in this bone bed, along with the scattered remains of a few adults.
Hundreds of newfound pterosaur eggs are giving scientists a peek into how the ancient fliers developed.
Being soft, most of the pterosaur eggs had flattened during burial and fossilization.
THE largest ever trove of pterosaur eggs and embryos has been found in China.
Only a few fossilized pterosaur eggs had turned up before, at sites in Argentina and in China.
To date, only a small handful of pterosaur eggs with a well - preserved 3 - D structure and embryo inside have been found and analyzed — three eggs from Argentina and five from China.
The first known pterosaur egg reveals a well - developed embryonic skeleton, com - plete with wing membranes and skin impressions.
A pterosaur egg is no surprise, because the animals were reptiles.
Not exact matches
In its wake arose a group of egg - laying reptile precursors called archosaurs, the common ancestors of dinosaurs, flying reptiles known as pterosaurs, and crocodiles.
This sparse sample size was dramatically increased upon the discovery of 215 eggs of the pterosaurs species Hamipterus tianshanensis from a Lower Cretaceous site in China.
An invaluable collection of more than 200 eggs is providing new insights into the development and nesting habits of pterosaurs.
«Hundreds of fossilized eggs shed light on pterosaur development.»
Egg accumulation with 3D embryos provides insight into the life history of a pterosaur.
Finding fossilized eggs containing 3 - D embryos opens a new window into pterosaur development, says coauthor Alexander Kellner, a vertebrate paleontologist at Museu Nacional / Universidade Federal do Rio de Janeiro.
The cache of more than 200 fossil eggs found with bones of juvenile and adult animals in northwestern China suggests to some researchers that pterosaur parents may have cared for their newly hatched young.
His colleague Xiaolin Wang at the Chinese Academy of Sciences in Beijing has now found 215 eggs from the pterosaur Hamipterus tianshanensis, each the size of a small chicken egg.
Pterosaurs evolved some 220 million years ago and only a few eggs and embryos have ever been found.
One egg contains a nearly complete pterosaur embryo.