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Amazing fossil hints mammals hunted dinosaurs three times their size

18 July 2023

A small mammal from the Cretaceous Period appears to have been preserved by volcanic debris while attacking a dinosaur three times its size


Longest dinosaur neck on record was six times longer than a giraffe's

Longest dinosaur neck on record was six times longer than a giraffe's

15 March 2023

We only have a few fossil bones of Mamenchisaurus sinocanadorum, but researchers have estimated its neck length by analysing its vertebrae and comparing them with those from related dinosaurs


Fossil dinosaur egg

Treasure trove of fossil eggs hints titanosaurs nested in colonies

18 January 2023

A study of more than 250 fossil eggs found in India suggests long-necked titanosaurs nested in large groups, but left hatchlings to fend for themselves


Life reconstruction of Edmontosaurus

Mummified dinosaur has bite marks and gashes in its skin

12 October 2022

An exceptionally well-preserved duck-billed hadrosaur found in North Dakota hints that dinosaur mummies may be more common than we think


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).

T. rex’s unusual eye sockets helped it evolve a powerful bite

11 August 2022

Some large, meat-eating dinosaurs such as Tyrannosaurus rex had keyhole-shaped eye sockets, and reconstructions suggest this helped them bite with greater force


An artist illustration of Meraxes

Meraxes gigas was a huge dinosaur with tiny arms like T. rex

7 July 2022

A dinosaur discovered in Argentina has been identified as a new species. Meraxes gigas lived 20 million years before T. rex, but had a similarly large body, sharp teeth and proportionately small arms


View of the Field Museum of Natural History (FMNH), a large natural history museum containing the skeleton of the Tyrannosaur

Tyrannosaurus rex may actually be three separate species

1 March 2022

After analysing the teeth and thigh bones of 38 T. rex fossils, some researchers propose reclassifying them as three different species, but others are unconvinced


Dino head

Identity crisis: When is a dinosaur not a dinosaur?

2 May 2018

As though extinction weren't enough, dinosaurs have also had to deal with doubts over their very existence, and the legitimacy of some of our favourite species


Demise of dinosaurs opened the doors to the age of tree frogs

Demise of dinosaurs opened the doors to the age of tree frogs

3 July 2017

Frogs leaped to take advantage of the global catastrophe that killed off the dinosaurs 66 million years ago


Artist's impression of the large bird-like dinosaur

Eggs four times bigger than ostriches’ reveal a giant dinosaur

9 May 2017

The creature fossilised as it was breaking out of its huge egg. It would have looked like an overgrown cassowary eight metres long and weighing three tons


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