Meet Spinosaurus — the world’s largest ever predatory dinosaur — follow his struggles to bring up his babies and lead his young family across one of the deadliest environments in Earth’s history. Watch Walking with Dinosaurs tonight at 7:00 on #WKNOChannel10, or stream now at: https://www.pbs.org/video/the-river-dragon-siyrjh/ | WKNO | Facebook

Spinosaurus has made history as the first known swimming dinosaur. In our story—with exclusive photos—we detail how a newfound fossil tail is changing what we know about how and where dinosaurs lived. For more historic stories like this, subscribe to National Geographic: https://on.natgeo.com/2YhJYHJ | National Geographic History