Fossils excavated in the state of Montana reveal the genus Stellasaurus, an unknown dinosaur, lived 75 million years ago.
Fossil hunters had to use a strong horse to pull the monster's thigh bone from the 150 million-year-old grave in Utah State Park.
Paleontologists identify a 72 million-year-old fossil on Hokkaido island belonging to an unknown species of platypus.
Known as the largest animal on the ground, however, scientists have recently discovered a much smaller-sized herbivorous dinosaur skull that shocked the scientific community.
The newly discovered mace-like dinosaur is called the Ghostbusters because of the horns and thorns like monsters on its face.
According to Fox news, a brown stone found on the coast a decade ago was exactly the fossil brain of dinosaurs, living about 133 million years ago.