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Science ❯ Paleontology ❯ Dinosaurs
Nanotyrannus Evolution Nanotyrannus lancensis Adolescent fossil Fossilized remains Juvenile specimen Fossil Record Fossil Analysis Paleoart Juvenile vs. Adult Distinctive features Growth variation Growth Patterns Physical Characteristics Species Classification Debate Tyrannosaurus mcraeensis Fossil analysis Species discovery Tyrannosaur lineage Tyrannosaurus mcraensis Skull Jaw Teeth New subspecies of tyrannosaur Fossils Subspecies Ancestors North America Evolutionary chain Physical characteristics Origin Characteristics Diet Distribution Intelligence Fossil Research Stan Stan Skeleton Fossil Discoveries Growth and Development Growth Rates Dino-Sue Replica Juvenile T. rex Dino-Sue Adolescent Tyrannosaurus rex Juvenile Tyrannosaurus rex
The Scientific Reports study describes a single 74‑million‑year‑old tibia whose size hints at a close T. rex relative, pending more finds.
