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 ...

Scientists name two new species of horned dinosaur

Two new horned dinosaurs have been named based on fossils collected from Alberta, Canada. The new species, Unescopceratops koppelhusae and Gryphoceratops morrisoni, are from the Leptoceratopsidae family of horned dinosaurs. ...

Plant-eating dinosaur discovered in Antarctica

For the first time, the presence of large bodied herbivorous dinosaurs in Antarctica has been recorded. Until now, remains of sauropoda - one of the most diverse and geographically widespread species of herbivorous dinosaurs ...

Plant-eating dinosaurs replaced teeth often, carried spares

Some of the largest herbivorous dinosaurs replaced their teeth at a rate of approximately one tooth every 1-2 months to compensate for tooth wear from crunching up plants, according to research published July 17 in the open ...

New study sheds light on dinosaur size

Dinosaurs were not only the largest animals to roam the Earth - they also had a greater number of larger species compared to all other back-boned animals - scientists suggest in a new paper published in the journal PLOS ONE ...

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