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Review of studies of dinosaur reproduction and ontogeny, and of challenges in the studies of dinosaur reproductive biology, is published by Chapelle, Griffin & Pol (2025). [ 20 ] Deiques et al. (2025) report the discovery of new dinosaur tracks from the Upper Jurassic Guará Formation ( Brazil ), including second record of an ankylosaur track ...
A crocodile-like creature bit the neck of a flying dinosaur some 76 million years ago – and scientists have proof. Archaeologists found the fossilized neck bone of the young pterosaur in Canada ...
Call it shovel and pail-eontology. Three North Dakota boys made the extraordinary discovery of a highly rare Tyrannosaurus rex fossil that could change what we know about dinosaurs.
Fragment of long bone of a dinosaur is described from the Upper Cretaceous (Santonian–Campanian) sediments near the village of Izhberda (Orenburg Oblast, Russia) by Skutschas et al. (2022), who interpret the histological features of this bone as indicative of rapid continuous growth known in large-sized dinosaurs, and interpret this finding ...
The Children's Museum reopened its revamped Dinosphere in March of 2022, and it added several finds from the Big Horn Basin dig site. Those include two sauropods, about 65 feet long each; a marine ...
An exceptionally preserved, articulated oviraptorid embryo, found inside an elongatoolithid egg in a posture previously unrecognized in a non-avian dinosaur but sharing aspects of bird-like tucking postures, is described from the Upper Cretaceous Hekou Formation (China) by Xing et al. (2021); [202] however, the conclusions of the authors are ...
Haversian bone has been found in turtles, crocodilians and tortoises, [70] but is often absent in small birds, bats, shrews and rodents. [69] Nevertheless, de Ricqlès persevered with studies of the bone structure of dinosaurs and archosaurs.
A rare dinosaur bone bed containing 115-million-year-old fossils has been unearthed in Maryland, officials and experts say. ... The first bone found at the park in 2018 was a 4-foot-long limb bone ...