Proceedings of the Royal Society B: Biological Sciences (2026). DOI: 10.1098/rspb.2026.0102."> Estimating the age of dinosaurs. The plot shows median ages (dots) and 95% highest posterior density intervals (bars) estimated for six lineages across our Bayesian tip-dated phylogenies from nine different morphological matrices. Credit: Proceedings of the Royal Society B: Biological Sciences (2026). DOI: 10.1098/rspb.2026.0102.

Dinosaurs are among the most majestic and iconic animals to have ever walked on our planet. While they are now extinct, they are estimated to have inhabited Earth for over 165 million years.

Countless past studies have examined dinosaur fossils and tried to delineate their origin and evolution over time.…