Blood-vessel remnants were discovered inside a fossilized rib of 'Scotty,' a Tyrannosaurus rex skeleton that was more than 40 feet long and weighed almost 10 tons when alive.
Notes on verification
Multiple independent outlets corroborate both the blood-vessel discovery in Scotty's rib and the reported size/weight figures, consistent with peer-reviewed and reputable science journalism sources. [tier=unverified indep_score=0.3 clusters=4 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]
Sources
- The Top Ten Dinosaur Discoveries of 2025, From Preserved Blood ... (seed:science_and_space)
- https://www.sci.news/paleontology/scotty-tyrannosaurus-rex-07024.html (corroboration)
- https://www.history.com/articles/worlds-biggest-t-rex-canada-scotty-dinosaur (corroboration)
- https://www.digitaljournal.com/tech-science/scottys-rib-examining-preserved-blood-vessels-in-the-famous-fossil/article (corroboration)
- https://scitechdaily.com/blood-vessels-found-in-t-rex-bones-rewrite-what-we-know-about-dinosaurs/ (corroboration)