Search results for allosaurus

Archaeology Dec 12, 2019

Experiments in evolution

A new find from Patagonia sheds light on the evolution of large predatory dinosaurs. Features of the 8-meter-long specimen from the Middle Jurassic suggest that it records a phase of rapid diversification and evolutionary ...

Archaeology Nov 27, 2019

Researchers determine dinosaur replaced teeth as fast as sharks

A meat-eating dinosaur species (Majungasaurus) that lived in Madagascar some 70 million years ago replaced all its teeth every couple of months or so, as reported in a new study published today in the open-access journal ...

Archaeology Nov 4, 2019

Discriminating diets of meat-eating dinosaurs

A big problem with dinosaurs is that there seem to be too many meat-eaters. From studies of modern animals, there is a feeding pyramid, with plants at the bottom, then plant-eaters, and then meat-eaters at the top.

Archaeology Oct 25, 2019

Jurassic dinosaurs trotted between Africa and Europe

Dinosaur footprints found in several European countries, very similar to others in Morocco, suggest that they could have been dispersed between the two continents by land masses separated by a shallow sea more than 145 million ...

Archaeology Jul 11, 2019

Bird-like dinosaur is oldest unearthed in North America

A team of palaeontologists from the UK and US have identified a one of a kind 150 million year old dinosaur skeleton. The specimen has been classified as a new species to science with the discovery also raising questions ...

Analytical Chemistry Nov 14, 2018

X-rays show how periods of stress changed an ice age hyena to the bone

A few hundred thousand years ago during Earth's most recent ice age, a beefy subspecies of spotted hyena that was more than double the weight of its modern relative roamed Eurasia's snow-glazed terrain. Until their extinction ...

Archaeology Jun 4, 2018

Rare dinosaur skeleton sells for two million euros

The skeleton of an extremely rare form of dinosaur sold for more than two million euros ($2.3 million) at the Eiffel Tower in Paris on Monday.

Archaeology Apr 11, 2018

Two dinosaurs fetch over 1.4 million euros each in Paris sale

Two dinosaur skeletons marketed as hip design objects— one of a diplodocus, the other of an allosaurus—sold for more than 1.4 million euros ($1.7 million) apiece at auction in Paris on Wednesday.

Archaeology Apr 10, 2018

Anyone want to buy a dinosaur? Two on sale in Paris

The skeletons of an allosaurus and a diplodocus are up for auction in Paris this week, marketed as hip interior design objects—for those with big enough living rooms.

Archaeology Jun 6, 2017

New data for old bones: How the famous Cleveland-Lloyd dinosaur bone bed came to be

The Cleveland-Lloyd Dinosaur Quarry is the densest collection of Jurassic dinosaur fossils. Unlike typical Jurassic bone beds, it is dominated by the famous predatory dinosaur Allosaurus.

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