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u/ThinkThenPostonReddit1d ago
Scientists confirm Nanotyrannus was a real, distinct species not a juvenile T. rex. A tiny throat bone revealed it was fully mature at death, settling a debate that has lasted over 35 years.
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Analysis Summary
Scientists used analysis of a throat bone from the original Nanotyrannus fossil to confirm it was a fully mature, distinct species rather than a juvenile T. rex, ending a decades-long classification debate. This settles one of paleontology's long-running questions about whether Nanotyrannus represented a separate evolutionary line or just young T. rexes. The growth-pattern analysis demonstrates how even tiny fossil details can unlock major mysteries about extinct species' life histories and taxonomy.
Claims Analysis (3)
“Scientists confirm Nanotyrannus was a real, distinct species not a juvenile T. rex”
ScienceDaily confirms Nanotyrannus appears to be its own distinct species, not a juvenile T. rex, based on analysis of throat bone growth patterns.
“A tiny throat bone revealed it was fully mature at death”
ScienceDaily reports scientists analyzed a throat bone from the original fossil and discovered growth patterns showing the animal was already mature.
“settling a debate that has lasted over 35 years”
Nanotyrannus classification has been contested for decades, though the specific '35 years' figure is not explicitly confirmed in available sources.
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