Science ❯ Biology ❯ Paleontology

Dinosaur Classification

Nanotyrannus Theropoda Tyrannosaurus rex Dromaeosauridae Sauropods Tyrannosaur Ancestors Ceratopsians Birds and Dinosaurs Ornithopoda Tyrannosaurids

Tiny Argentine Dinosaur Fossil Reshapes Alvarezsaur Evolution and Global Spread

The Nature paper finds miniaturization preceded the clade’s later ant‑eating adaptations.

Haolong dongi Fossil Reveals Cellular-Level Skin and Unique Cornified Spikes

Tiny Spanish Dinosaur Foskeia Pelendonum Formally Described, Recasting Parts of the Ornithischian Family Tree

Scientists Identify Tiny Dinosaur Species From Spain's Early Cretaceous

Hyoid-Bone Study Confirms Nanotyrannus Was Its Own Tyrannosaur Species

Study Confirms Dueling Dinosaurs Predator Was Adult Nanotyrannus, Not Young T. Rex

Adult Nanotyrannus Identified in 'Dueling Dinosaurs' Fossil, Forcing Rethink of T. Rex Growth

Nature Study Confirms Adult Nanotyrannus in 'Dueling Dinosaurs,' Upending T. rex Growth Models

Nature Paper Confirms Nanotyrannus as a Separate Tyrannosaur, Forcing a Rethink of T. rex Growth

Khankhuuluu mongoliensis Reveals Tyrannosaur Ancestor of T. Rex

Khankhuuluu mongoliensis Identified as Key Ancestor of Tyrannosaurus Rex

New Two-Fingered Dinosaur Species Discovered in Mongolia

New Dinosaur Species Identified Decades After Fossil's WWII Destruction

New Ceratopsian Dinosaur Species Discovered in Japan

New Titanosaur Species Unearthed in Spain Reveals Dinosaur Diversity