The Tyrannosaurus Rex may be one of the most fearsome dinosaurs in history, but its plant-eating cousins, the Sauropods, are considered the largest dinos and animals to have walked and lived on the ...

In the Mesozoic Era, dinosaurs were the undisputed rulers of the land. The Argentinosaurus, possibly the largest dinosaur ...

Sauropods – including iconic long-necked dinosaurs like Brachiosaurus and Apatosaurus – were the largest animals ever to walk the earth. No other dinosaur or land mammal even comes close. Now, a new ...

Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

Long-necked sauropods ruled the land during the Jurassic and Cretaceous ages. These plant-eating giants appeared on every continent and grew to sizes no other land animal has matched. A key reason for ...

Broken shin bone of a carnivorous dinosaur, showing rings like the rings of a tree. These closely spaced rings were formed annually and indicate a slow-growing, long-lived animal. Credit: Michael D. D ...

A survey of prehistoric bones reveals that T. rex and some of its cousins had more than one way to reach enormous sizes. Evolution may have preserved that variation in modern animals too.

The new theoretical research proposes that animal size over time depends on two key ecological factors. The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time ...

Not all dinosaurs were massive predators towering over their environment. Fossil discoveries have revealed remarkably small ...

A trip to the Akron Zoo is about to be a bit more adventurous. The zoo is adding a temporary exhibit − DinoTrek − this summer. The exhibition that will allow visitors to see a wide variety of ...

The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time may have been solved in a new study. The new theoretical research proposes that animal size over time ...