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Sue[a] (stylized: SUE) is the nickname given to FMNH PR 2081, which is one of the largest, [b] most extensive, and best preserved Tyrannosaurus rex specimens ever found, at over 90 percent recovered by bulk. [4] FMNH PR 2081 was discovered on August 12, 1990, [5] by American explorer and fossil collector Sue Hendrickson, and was named after her ...
Stan (dinosaur) "Stan", also known by its inventory number BHI 3033, is a Tyrannosaurus rex fossil found in the Hell Creek Formation in South Dakota, just outside of Buffalo in 1987, and excavated in 1992. [1] It is the fifth most complete T. rex fossil discovered to date, at more than 70% bulk. [2][3] In October 2020, the fossil was sold for ...
The teeth of T. rex displayed marked heterodonty (differences in shape). [51] [52] The premaxillary teeth, four per side at the front of the upper jaw, were closely packed, D-shaped in cross-section, had reinforcing ridges on the rear surface, were incisiform (their tips were chisel-like blades) and curved backwards.
Although Larson (2013) saw Jane as more identical to CMNH 7541 and LACM 28471 than to adult T. rex in having a higher tooth count, large pneumatic foramen on the center of the quadratojugal, T-shaped postorbital, and fused shoulder blade and pelvis, [70] Yun (2015) concurred with the opinion of most workers that Nanotyrannus is a juvenile T ...
Mounted skeletons of different age groups, Los Angeles Natural History Museum. The feeding behaviour of Tyrannosaurus rex has been studied extensively. The well known attributes of T. rex (its jaws, legs and overall body design) are often interpreted to be indicative of either a predatory or scavenging lifestyle, and as such the biomechanics, feeding strategies and diet of Tyrannosaurus have ...
T. rex was fully grown at around 18-21 years. Perhaps the largest-known Tyrannosaurus, a specimen named Sue at the Field Museum in Chicago, is 40-1/2 feet (12.3 meters) long.