In the early 1980s, a previously unknown tyrannosaurus species was discovered. The skull of this new species was found in southern North America and has been named Tyrannosaurus mcraeensis. After further research, some experts have concluded that it is a new species, while others disagree.
The recently discovered Tyrannosaurus mcraeensis is believed to have lived several million years before the Tyrannosaurus rex and was about the same size as it. This discovery has changed our understanding of the origin and evolution of tyrannosaurs. The differences in the skull of Tyrannosaurus mcraeensis suggest that its eating and mating habits were different from those of the more famous Tyrannosaurus rex.
This discovery challenges previous theories about the evolution of tyrannosaurs, as this newly discovered species was found to be larger than other tyrannosaurs and originated in southern North America. However, not all researchers are convinced that it is a new species, citing the extensively studied and well-known nature of the tyrannosaur species as a reason for skepticism. Some disagree with the findings and have raised concerns about the differences cited in the skull, as well as the implications for the age and origin of tyrannosaurs. Despite these disagreements, however, evidence for this newly discovered species is more comprehensive than in previous alleged discoveries of new tyrannosaurs.
The skull of Tyrannosaurus mcraeensis shows some differences from other tyrannosaurs, leading researchers to believe that it belongs to a different species. These differences include variations in bone structure, tooth shape, and jawbone size. Additionally, analysis of DNA extracted from teeth found in New Mexico revealed unique genetic markers that distinguish this new species from other known tyrannosaurs.
The discovery of Tyrannosaurus mcraeensis has opened up new avenues for research into the diversity and evolutionary history of dinosaurs. It also raises questions about how closely related modern animals like birds are to their extinct ancestors like dinosaurs.
Overall, while there may be ongoing debates among scientists about whether or not Tyrannosaurus mcraeensis is truly a new species, its existence challenges our understanding of one of history’s most iconic creatures and highlights just how much we still have to learn about prehistoric life on Earth.