Nanotyrannus Isn’t a Juvenile T-Rex—It’s a Separate Dinosaur

Scientific American — GlobalThursday, October 30, 2025 at 4:00:00 PM
A recent analysis has concluded that Nanotyrannus is not just a juvenile T. rex, but a distinct dinosaur species that coexisted with the iconic predator. This finding resolves a 30-year debate in paleontology, shedding light on the diversity of dinosaurs during that era. Understanding the differences between these species helps scientists piece together the evolutionary history of these fascinating creatures.
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