In a study published in the journal PLOS ONE, Julien Benoit from the University of the Witwatersrand confirmed that the rock ...

A pest to ranchers, a prize to hunters, and a temperamental tank to anything that bothers it, African ... look similar—large, brown, hulking beasts that graze—but the two animals are actually ...

Ornithischians were one of the two major groups of dinosaurs and included such familiar species as the armor-plated Stegosaurus and Ankylosaurus and the three-horned Triceratops. Lesothosaurus was ...