A dinosaur dubbed one of the "strangest" ever found boasted an elaborate armory of long bony spikes and a tail weapon, according to findings published in the science journal Nature. Spicomellus, which roamed the Earth 165 million years ago, is the world's oldest ankylosaur, a herbivorous group of dinosaurs known for their tank-like bodies. Palaeontologists' image of Spicomellus was based on a single rib bone found in Morocco in 2019.But newly discovered remains have helped scientists form a clearer picture of the unusual dinosaur.The fossils...