Mamenchisaurus is one of the most iconic sauropods from Asia, known for having one of the longest necks of any known dinosaur. Its slender, giraffe-like neck made up more than half its total body length, allowing it to browse high trees and wide swaths of vegetation without needing to move its massive body.

Despite its enormous size, it had a relatively light build for a sauropod, likely to help support that absurdly long neck. Unlike some of its heavier relatives, Mamenchisaurus may have been more agile (relatively speaking), especially for navigating floodplains and forested areas in Jurassic China.

Some paleontologists believe it held its neck mostly horizontal, sweeping across landscapes like a living crane arm. Its legacy continues in many documentaries and reconstructions as the elegant giant of Eastern prehistory.