Kayentapus ambrokholohali footprints belong to an animal of about 26 feet long, dwarfing all the life around it.
Theropod image adapted by Lara Sciscio, with permission, from an illustration by Scott Hartman
Until this discovery, theropod dinosaurs were thought to be considerably smaller, at three to five metres in body length, during the Early Jurassic.
Fossils discovered in Uzbekistan help tell the story of how T. Rex evolved to become the biggest predator ever to live on land.
Guanlong wucaii, meaning “crown dragon”, is an ancient forefather of T.rex.
Australia will be the first country in the world to display publicly specimens of Guanlong wucaii, a relative of Tyrannosaurus…
Was Tyrannosaurus rex a deadly predator or a scavenger?
Tyrannosaurux rex was a terrifying predator and not primarily a scavenger after all, according to researchers who analysed…
Yutyrannus huali is the largest known feathered animal, living or extinct.
Artist's impression: Dr Brian Choo
A newly discovered species of feathered tyrannosaurus, Yutyrannus huali, grew up to 9 metres in length and weighed about 1400 kg, making it 40 times heavier than the largest previously known feathered…