![New fossils rewrite the story of dinosaur evolution and ecology – and change the appearance of Spinosaurus – National Geographic Society Newsroom New fossils rewrite the story of dinosaur evolution and ecology – and change the appearance of Spinosaurus – National Geographic Society Newsroom](https://blog.nationalgeographic.org/wp-content/uploads/2020/04/1200x630_Spinosaurus_Onchopristis-201910211.jpg)
New fossils rewrite the story of dinosaur evolution and ecology – and change the appearance of Spinosaurus – National Geographic Society Newsroom
![Chris on Twitter: "So realistically speaking, the Spinosaurus limbs were probably flippers, right? Just looking at the anatomy of this thing makes me assume it has more aquatic specialization than we're certain Chris on Twitter: "So realistically speaking, the Spinosaurus limbs were probably flippers, right? Just looking at the anatomy of this thing makes me assume it has more aquatic specialization than we're certain](https://pbs.twimg.com/media/EW3y_TqWAAAoHwh.jpg:large)
Chris on Twitter: "So realistically speaking, the Spinosaurus limbs were probably flippers, right? Just looking at the anatomy of this thing makes me assume it has more aquatic specialization than we're certain
![The smallest biggest theropod dinosaur: a tiny pedal ungual of a juvenile Spinosaurus from the Cretaceous of Morocco [PeerJ] The smallest biggest theropod dinosaur: a tiny pedal ungual of a juvenile Spinosaurus from the Cretaceous of Morocco [PeerJ]](https://dfzljdn9uc3pi.cloudfront.net/2018/4785/1/fig-3-full.png)