Search results
Results From The WOW.Com Content Network
In the middle stages of the Dinosaur Park Formation, Gorgosaurus lived alongside a rarer species of tyrannosaurine, ... tyrannosaurines like Tyrannosaurus rex, ...
Albertosaurus (/ æ l ˌ b ɜːr t ə ˈ s ɔːr ə s /; meaning "Alberta lizard") is a genus of large tyrannosaurid theropod dinosaur that lived in northwestern North America during the early to middle Maastrichtian age of the Late Cretaceous period, about 71 million years ago.
Tyrannosaurus (/ t ɪ ˌ r æ n ə ˈ s ɔː r ə s, t aɪ-/) [a] is a genus of large theropod dinosaur. The type species Tyrannosaurus rex (rex meaning 'king' in Latin), often shortened to T. rex or colloquially T-Rex, is one of the best represented theropods. It lived throughout what is now western North America, on what was then an island ...
In western North America during the twilight of the dinosaur age, the unquestioned ruler was Tyrannosaurus rex, one of the largest terrestrial predators in Earth's history. Researchers have ...
Daspletosaurus is closely related to the much larger and more recent tyrannosaurid Tyrannosaurus rex. Like most tyrannosaurids, Daspletosaurus was a large bipedal predator , with the average adult measuring 8.5–9 m (28–30 ft) and weighing 3 metric tons (3.3 short tons).
Tyrannosaurus mcraensis, a new relative of T-rex – 73 million years old The skull of this Tyrannosaurus was first found in 1983 by boaters near Elephant Butte.
These facts alongside the roughness and rugosity of the skull are indications that this individual had reached an old age for a T. rex; in this case at least thirty years, as opposed to Sue's 28 years (which was the second oldest specimen known until now), making Trix the oldest Tyrannosaurus known. [15] [16]
A rare fossil of an adolescent Tyrannosaurus rex has been excavated in North Dakota's badlands - a find noteworthy for the scientific insight it may offer into the life history of this famous ...