巴西和阿根廷科学家在阿根廷挖掘出一具植食性恐龙的巨型骨架化石。这只恐龙是迄今为止发现的体积最大的恐龙之一,颈部就长达17米,尾巴长15米,高约13米,其骨架也是现存巨型恐龙骨架中最完整的一具。2000年,古生物学家在阿根廷内乌肯省的巴雷阿尔湖岸边挖掘出这条恐龙的第一块骨骼化石,接下来的几年中,又相继挖出恐龙颈 Brazilian and Argentine scientists dug up giant skeleton fossils of herbivorous dinosaurs in Argentina. The dinosaur, one of the largest dinosaurs ever discovered, has a neck length of 17 meters, a tail length of 15 meters and a height of about 13 meters. Its skeleton is also the most complete of the existing giant dinosaur skeletons. In 2000, paleontologists unearthed the first bones of this dinosaur on the shores of Barreir Lake in Neuquen, Argentina. In the following years, they successively excavated the dinosaur neck