PLTRON / Wikimedia Commons / CC BY 4.0. Part of what has made Giganotosaurus so famous, so quickly, is the fact that it slightly outweighed Tyrannosaurus Rex: full-grown adults may have tipped the scales at about 10 tons, compared to a little over nine tons for a female T. Rex (which outweighed the male of the species).Even still, Giganotosaurus wasn't the biggest meat-eating dinosaur of all The British paleontologist Clive Forster-Cooper had the honor. Curious about fossils regularly found by England's Indian Geological Survey among the Bugti Hills of Baluchistan, Foster-Cooper Installing the dinosaur inside its new home was the most nerve-racking aspect for Norrell. The skeleton only just managed to fit vertically; the roof is 19.4ft high, while the top of the dinosaur Nodosaurus, (genus Nodosaurus), armoured dinosaurs found as fossils in North America dating from 95 million to 90 million years ago during the Late Cretaceous Period.A heavy animal about 5.5 metres (18 feet) long, Nodosaurus had a long tail but a very small head and a minuscule brain. For protection against predators, it relied upon a heavy coat of thick bony plates and knobs that covered its Tyrannosaurus rex was one of the biggest meat-eating dinosaurs of all time—it measured up to 42 feet long from snout to tail and would have weighed in at around 16,000 pounds. And it wasn't At nearly 42 feet long, the dinosaur weighed an estimated 19,555 pounds (8,870 kg) when it roamed prehistoric Saskatchewan some 66 million years ago, making it the world's largest known T. rex ijt8.

how heavy was the heaviest dinosaur