Giant dinosaur unveiled at American Museum of Natural History – video

The American Museum of Natural History in New York unveiled a new gigantic 37 metre long dinosaur exhibit on Friday. Paleontologists have inferred that the dinosaur, a giant herbivore that belongs to a group known as titanosaurs, weighed about 70 metric tons. The species was discovered in Argentina's Patagonia region in 2014. Photographer: William Hicklin