Ichnological evidence in the form of trackways from horned dinosaurs , and recent reconstructions of skeletons ( both physical and digital ) seem to show that Triceratops and other ceratopsids maintained an upright stance during normal locomotion , with the elbows flexed and slightly bowed out , in an intermediate state between fully upright and fully sprawling ( as in the modern rhinoceros ) .
However , evidence of trackways , and reconstructions of skeletons show that Triceratops and other ceratopsids had an upright stance during normal locomotion , with the elbows flexed and slightly bowed out .