Tyrannosaurus rex Fossil - American Museum of Natural History
Almost everything about Tyrannosaurus rex indicates the enormous power of one of the largest theropod dinosaurs that ever existed. The first skeleton of Tyrannosaurus rex was discovered in 1902 in Hell Creek, Montana, by the Museum's famous fossil hunter Barnum Brown.
Skull of Ancient ‘Sea Monster’ With Dagger-Like Teeth Goes on …
2023年12月11日 · A New Species: Researchers analyzed a skull found in Montana of a plant-eating member of the ceratops family, Lokiceratops, finding distinct traits such as curving brow horns. Was Spinosaurus a...
Tyrannosaurus rex | Description, Dinosaur, & Facts | Britannica
2024年11月1日 · The species also had a massive skull—with the size of most specimens reaching up to 1.3 meters (about 4.3 feet) long. (The longest known T. rex skull is “ Maximus,” an exceptional specimen spanning 2 meters [6.6 feet] long). The skull bones of large specimens are often several centimeters thick and are strongly braced to each other, which ...
Sue | Fossil, History, & Facts | Britannica
2024年10月18日 · Because the dinosaur’s 1.5-metre- (5-foot-) long skull was too heavy (272 kg [600 pounds]) for the skeleton to support, a life-size cast was mounted to the rest of the skeleton for the exhibit. Sue’s actual skull was displayed on the museum’s second-floor balcony. The fossil has been on permanent display at the Field Museum since May 17 ...
Dinosaur skull scans reveal clues about flight—and communication
2021年5月6日 · Now, paleontologists are showing that some of the most tantalizing indications of how these extinct animals behaved are enclosed inside their skulls. A pair of studies published today in the...
T. rex ancestor had an S-shaped brain, fossil reveals - National …
2018年11月13日 · A recent study, published in Historical Biology, presents the first detailed analysis of Dilong' s skull, which suggests the tiny tyrannosaurid's brain was S-shaped. This sinuous form differs...
Rare 95-Million-Year-Old Dinosaur Skull Uncovered in Australia
2023年4月19日 · Scientists have excavated the first near-complete skull of a sauropod to ever be found in Australia. Nicknamed “Ann,” the long-necked specimen is just the fourth of the species Diamantinasaurus...
Unique skull network complexity of Tyrannosaurus rex among …
2019年2月6日 · Our results reveal that the tyrannosaur has the most modular skull organization among the amniotes included in our study, with an unexpected separation of the snout in upper and lower sub-modules...
Introduction to Dinosaur Anatomy - PrehistoricSaurus
2023年12月15日 · The skull of a dinosaur is a complex structure composed of various bones and features that provide vital functions for the dinosaur’s survival. Understanding the anatomy of the dinosaur skull can offer insights into their sensory capabilities, feeding …
Enigmatic Dinosaur Skull Sparks Debate over Tyrannosaur Evolution
2024年1月11日 · A dinosaur skull first discovered in the 1980s was originally catalogued as a T. rex. Now some scientists argue it represents a new species of tyrannosaur and could shed light on where the...