"The Spinosaurus was the largest carnivorous dinosaur that ever lived, outweighing the Tyrannosaurus Rex with a much larger head and body. It roamed North Africa over 90 million years ago and may have ...

The largest predatory dinosaur to ever walk on Earth sported a massive sail that rose from its back, but it turns out this imposing creature would have made for a very slow and awkward swimmer, ...

CHICAGO (AP) — The newest addition to the Field Museum on Chicago's lakefront will give visitors a glimpse of the largest predatory dinosaur yet discovered via a 46-foot (14.02 meter) cast of a ...

WASHINGTON (Reuters) - The huge African predator Spinosaurus spent much of its life in the water, propelled by a paddle-like tail while hunting large fish - a "river monster," according to scientists, ...

Among dinosaurs, Spinosaurus is classified as a 'theropod' alongside vicious predators like Tyrannosaurus and Velociraptor. However, it is uniquely known for its aquatic lifestyle and fish-based diet.

What does it mean to be a “semi-aquatic” dinosaur? What does it mean to be a “semi-aquatic” dinosaur? Was it wading in the shallows, or could it have been a skilled swimmer? Each scenario paints a ...

Why T. rex was different Tyrannosaurids had stiff, akinetic skulls—meaning the joints allowed almost no movement. Combined with deep skulls, thick bone, and massive jaw muscles, this design produced ...

Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. But other meat-eating dinosaurs that rivaled T. rex in size used different approaches. Giganotosaurus relied more on slashing ...

"Spinosaurus is a very weird animal," Fabbri said. "The proportions of the entire body are incredibly weird in comparison to any other dinosaur. The tail is extremely long, the legs are incredibly ...