All type files ready to 3D Print (STL, OBJ, Blend). Macrauchenia had a somewhat camel-like body with sturdy legs, a long neck and a relatively small head. A herd of Macrauchenia by the water hole. It is now known that Macrauchenia has a shorter trunk than shown in WWB. feet, however, more closely resembled those of a modern rhinoceros, and had three hoof-like toes on each foot. It was a relatively large animal, with a body length of around 3 meters (10 ft). It was a litoptern - a unique South American ungulate mammal and it didn't have any close modern relatives: they all died out at the time of the Pleistocene.