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Paleohistological transverse sections of select elements of (A) large- and (B) medium-bodied individuals of the Eutaw ornithomimosaurs, and (C) relative body-size of the Eutaw ornithomimosaurs within known ornithomimosaur taxa through a geological time. Credit: Tsogtbaatar et al., CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)

Ostrich-like dinosaurs from Mississippi are among the world’s largest at over...

Jeholornis. Image courtesy of Han Hu et al.

Fossil bird’s skull reconstruction reveals a brain made for smelling and...

Scleromochlus taylori. Credit: Gabriel Ugueto

Triassic specimen found to be early relative of pterosaurs a century...

Asteroid impact earth

Dinosaur-killing asteroid triggered global tsunami that scoured seafloor thousands of miles...

Artistic reconstruction of Mbiresaurus raathi (in the foreground) with the rest of the Zimbabwean animal assemblage in the background. It includes two rhynchosaurs (at front right), an aetosaur (at left), and a herrerasaurid dinosaur chasing a cynodont (at back right). Illustration courtesy of Andrey Atuchin.

Discovery and naming of Africa’s oldest known dinosaur

Anak Krakatau in Lampung, Indonesia, in 2018

What killed dinosaurs and other life on Earth?

Fossil of Opisthiamimus gregori Fossil skeleton of the new lizard-like reptile Opisthiamimus gregori. The fossil was discovered in the Morrison Formation of the Bighorn Basin, north-central Wyoming, and dates to the Late Jurassic Period, approximately 150 million years ago. Credit: David DeMar for the Smithsonian Institution.

Discovery of extinct prehistoric reptile that lived among dinosaurs

Earth is bombarded at random-GeologyPage

More than one asteroid could have spelled doom for the dinosaurs

Thalassotitan atrox grew up to 12 metres (40 feet) and was at the top of the food chain.

Fossils of giant sea lizard that ruled the oceans 66 million...

Skull and life reconstruction of Tyrannosaurus rex with original eye socket and eye (left) and hypothetical reconstruction with circular eye socket and enlarged eye (right). (Image credit: Dr Stephan Lautenschlager, University of Birmingham).

Dinosaurs evolved different eye socket shapes to allow stronger bites

Computer modelling showed sauropod feet had a soft tissue pad. Image: Dr Andreas Jannel

Prehistoric podiatry: How dinos carried their enormous weight

Spinosaurid dinosaurs teeth

The speed at which spinosaurid dinosaur teeth were replaced accounts for...

Plesiosaurus and spinosaurus may have both inhabited freshwater rivers

Plesiosaur fossils found in the Sahara suggest they weren’t just marine...

Paleontologists originally thought that T. rex had three claws, but later determined that it only had two. R. Mickens/©AMNH

Study refutes claim that T. rex was three separate species

Articulated left tibia and pes

A new giant dinosaur gives insight into why many prehistoric meat-eaters...

Illustration of White Rock spinosaurid by Anthony Hutchings. Credit: UoS/A Hutchings

Europe’s largest land predator unearthed on the Isle of Wight

Andrew McAfee, Carnegie Museum of Natural History

Bizarre meat-eating dinosaur joins ‘Rogues’ Gallery’ of giant predators from classic...

Hot-blooded T. rex and cold-blooded Stegosaurus

Hot-blooded T. rex and cold-blooded Stegosaurus: Chemical clues reveal dinosaur metabolisms

Representative Image: Plesiosaur attack, artwork.

How plesiosaurs swam underwater

Genyornis eggshell recently exposed by wind erosion of sand dune in which it was buried, South Australia. Credit: Gifford Miller

First Australians ate giant eggs of huge flightless birds, ancient proteins...

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