A giant mosasaur fossil vertebra discovered in Mississippi may belong to one of the largest sea predators ever found.

Image: Márton Szabó Late Cretaceous interaction in the southwestern coastal wetlands of the Western Interior Sea-way: Deinosuchus ...

Ancient giant crocodiles that rivaled dinosaurs once thrived in North America. A new study led by Hungarian researchers ...

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

A giant "sea dragon" backbone plucked from a riverbank in Mississippi could belong to the largest mosasaur ever found in the state, scientists say.Researchers only found a single vertebra from the ...

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A giant bone from one of the largest dinosaurs to live in North America was discovered at Big Bend National Park in Texas.

The prehistoric crocodile relative may have tolerated both freshwater and saltwater habitats, allowing it to conquer North ...

A giant new dinosaur discovered in Spain is rewriting Europe’s prehistoric map—revealing a long-necked titan.

One of the largest crocodilians that ever lived preyed on dinosaurs. New research has found the fearsome Deinosuchus had a ...

The massive fossil is suspected to belong to one of the most complete skeletons in the area, portions of which were ...