Dinosaur that defended itself with spiny backbone found in Patagonia

A herbivorous dinosaur that fended off predators with a row of spines running along its back and lived 140 million years ago has been found in Argentine Patagonia. The discovery of the new species of dicraeosauridae, christened Bajadasaurus pronuspinax, was revealed in scientific journal Nature. A reproduction of its spiny neck was exhibited in the Cultural Science Center in Buenos Aires. “We believe that the long and sharp spines — very long and thin — on the neck and back of Bajadasaurus and Amargasaurus cazaui (another dicraeosauridae) must have been to deter possible predators,” said Pablo Gallina, an assistant researcher at the state council of scientific and technical investigations (CONICET) and Maimonides University. “We think that had they been just b