The amazing fossils of prehistoric crocodiles tell us something about their lives.

Follow Paul Sereno's 1997 excavation in the desert, revealing facts about this giant prehistoric croc that lived and fought among the dinosaurs.

Discusses prehistoric crocodiles, including the discovery of SuperCroc in the Sahara Desert, and the lifestyles, habitats, and conservation of modern crocodiles.

An on-location lesson in museums and dinosaur digs shows how paleontologists perform their fascinating unearthing of the past. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.

110 million years ago, a lush river flowed through the heart of what is now a desert in Africa. Lurking in the depths of the river, a humungous monster waited for its prey to come to the river’s edge to drink...and to die. More than 40 feet long, this giant ancestor of the crocodile stalked and killed dinosaurs. In 1997, dinosaur hunter Paul Sereno discovered the enormous reptile fossil named SuperCroc. Learn how modern science uncovers the ancient past in this thrilling account of a prehistoric predator.

Examines how the Sarcosuchus imperator, the prehistoric crododile, was discovered and how scientists uncovered information about the creature based on fossil evidence.

"Paleontologist Paul Sereno was searching for dinosaur fossils in the Sahara desert when he and his team found something else-the skull of a gigantic crocodile! This incredible animal was so big that it could eat dinosaurs. The team called it Supercroc. Follow along on this graphic adventure to find more Supercroc bones and discover how this huge dinosaur eater lived. Then, take a trip back in time to learn all about the creatures that lived alongside Supercroc and discover even more about paleontology"--

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