They lived about 30 million years apart and never set foot on the same continent. Yet Giganotosaurus carolinii is always getting compared to the world's most popular dinosaur, the beloved and well ...

New study yields surprising results Researchers uncover the surprising reason why T.Rex's arms are so short ... distinct from the bulkier T. rex. Giganotosaurus Time Period: Lived around 98 ...

The largest meat-eating dinosaurs lived in completely different eras and on totally different continents. Sergey Krasovskiy/Stocktrek Imag / Getty Images/Stocktrek Images ...