T. rex had more powerful jaws than its theropod dinosaur ancestors
16 December 2021
Theropod dinosaurs, including carnivores like T. rex and herbivores like Therizinosaurus, evolved deeper and stronger jaws over the course of the dinosaur age
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Premium
Dinosaurs may have waggled their tails to help walk more efficiently
22 September 2021
A computer reconstruction of a small two-legged dinosaur suggests it ran more efficiently if it waggled its tail from side to side with every step
Dinosaurs lived in the Arctic around 70 million years ago
24 June 2021
Newly discovered fossils suggest that dinosaurs nested in modern-day Alaska, surviving the frigid and dark winters of the ancient Arctic
Owl-like dinosaurs had remarkably good hearing and night vision
6 May 2021
A small, bird-like dinosaur had better night vision and hearing than other dinosaurs and most modern birds, suggesting it was a good nocturnal hunter
Tyrannosaurs may have hunted together in packs like wolves
20 April 2021
A group of tyrannosaur fossils found in Utah were a family of dinosaurs that died together in a flood, which adds to evidence these animals may have lived and hunted together in packs
