This rare bone finally settles the Nanotyrannus mystery

ScienceDaily
Dec 9, 2025, 1:58 am123 ptsTrending
Scientists have confirmed that Nanotyrannus was a mature species, not a young T. rex. A microscopic look at its hyoid bone provided the key evidence, matching growth signals seen in known T. rex specimens. This discovery suggests a richer, more competitive tyrannosaur ecosystem than previously believed. It also…

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