Fossil discoveries in central Utah reveal a diverse ecosystem 100 million years ago, with at least six distinct types of dinosaur eggs found. These eggshells, belonging to oviraptorosaurs ...

Most Oviraptorosaurs were mid-sized, feathered omnivores with strong beaks and stubby tails. Among the recent skeletal finds, Moros, a horse-sized early tyrannosaur, and lani, a beaked plant-eater ...

Khankhuuluu mongoliensis lived roughly 86 million years ago and was an immediate precursor to the dinosaur lineage called tyrannosaurs ...

More lightly built than T. rex, its body proportions indicate Khankhuuluu was fleet-footed, likely chasing down smaller prey such as bird-like dinosaurs called oviraptorosaurs and ornithomimosaurs.

A newly discovered dinosaur from Mongolia, named Khankhuuluu mongoliensis, or "Dragon Prince," is believed to be a crucial ancestor of the Tyrannosaurus rex (T rex), shedding light on the T rex's ...

In comparison to the more heavily built T rex, Khankhuuluu's body proportions suggest it was a swift predator, likely hunting smaller prey such as oviraptorosaurs and ornithomimosaurs.

A newly identified mid-sized dinosaur from Mongolia dubbed the "Dragon Prince" has been identified as a pivotal forerunner of Tyrannosaurus rex in an illuminating discovery that has helped clarify the ...