Teenage T.rexes had knifelike teeth that bit down harder than we thought
T.rexes ripped through their terrible teens with the scimitars in their mouths. Their teeth were literal knives in their adolescent years.
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T.rexes ripped through their terrible teens with the scimitars in their mouths. Their teeth were literal knives in their adolescent years.
A new study from UC Berkeley reveals that young tyrannosaurs practiced their biting and strengthened their jaws before their adult teeth came in
A teenage Tyrannosaurus rex was able to exert up to 5,641 newtons of force, somewhere between the jaw forces of a hyena or crocodile, according to a University of California, Berkeley study.
Scientists have experimentally measured the bite force of adult T. rexes but not of younger tyrannosaurs. Fossils with juvenile bite marks, discovered by Joseph Peterson, have now allowed him and Jack Tseng to experimentally test how hard juveniles could chomp. Though their bite force is one-sixth that of an adult, it is still stronger than that of living hyenas. The measurement is higher than previous estimates, suggesting a different ecological niche for these youngsters.
By Casey Nelson Jun 2, 2021 | 12:48 PM OSHKOSH, WI (WTAQ-WLUK) — New research from UW-Oshkosh shows just how powerful the bite force of a young T. rex was. The new finding, published in the journal Peer J, shows that by the age of 13, the bite force of a Tyrannosaurus rex could already puncture bone. UW-Oshkosh paleontologist Joseph Peterson and geology alumna Shannon Brink ’20, now a graduate student at East Carolina University in Greenville, North Carolina, teamed with colleague Jack Tseng at the University of California Berkeley to replicate bite marks made in a fossilized dino...