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Maiasaura is a characteristic fossil of the middle portion (lithofacies 4) of the Two Medicine Formation, dated from about 86.3 to 70.6 million years ago. [2] Maiasaura lived alongside the troodontids Stenonychosaurus and Troodon and the basal ornithopod Orodromeus, as well as the dromaeosaurid Bambiraptor and the tyrannosaur Daspletosaurus. [2]
When the eggs hatch, one is a male Maiasaura, whom the mother names Light, and the other is a Tyrannosaurus, named Heart. The herd leader plans to kill Heart in order to prevent him from eating anyone when he gets older, but the mother Maiasaura stops him, arguing that he is a newborn and harmless. The leader gives her the chance to leave him ...
The appearance of Maiasaura in the formation precedes the arrival of a diverse variety of other ornithischians. [10] According to David Trexler, thorough examination of strata found along the Two Medicine River (which exposes the entire upper half of the Two Medicine Formation) indicates that the apparent diversification was a real event rather ...
In 1993, he received the Golden Plate Award of the American Academy of Achievement. [10] Reconstructed cast by Horner of a Maiasaura emerging from its egg. In Montana during the mid-1970s, Horner and his research partner Bob Makela discovered a colonial nesting site of a new dinosaur genus which they named Maiasaura, or "Good
This is an accepted version of this page This is the latest accepted revision, reviewed on 18 January 2025. Not to be confused with Planet Dinosaur. 2003 American TV series or program Dinosaur Planet Starring Scott D. Sampson Narrated by Christian Slater Composer Dean Grinsfelder Country of origin United States No. of seasons 1 No. of episodes 4 Production Executive producers Jean Raymond ...
Here are some of your best bets for all-you-can eat seafood, according to enthusiastic reviewers on sites including TripAdvisor, Yelp, Google, and Facebook. Editor's note: Prices and availability ...
The earliest potential record of dinosaurs in North America comes from rare, unidentified (possibly theropod) footprints in the Middle-Late Triassic Pekin Formation of North Carolina. [1] However, the most reliable early record of North American dinosaurs comes from fragmentary saurischian fossils unearthed from the Upper Triassic Dockum Group ...
The 18 new players for the 48th season of the reality series include a stunt performer, a pizzeria owner, and the first contestant with a speech impediment in the show's history.