A new dinosaur species, nicknamed the "hell heron", has been discovered in the Sahara, with fossils found in Niger. The species, a type of spinosaurus, is characterized by a distinctive blade or scimitar-shaped crest on its head. The discovery of this dinosaur, which is believed to have waded through the Sahara's rivers, has been reported as a significant find, with some outlets suggesting it may be the first new dinosaur species discovered in a certain time period, although the exact timeframe is unclear.