Like giraffes, these dinosaurs had very long necks. They were ginormous and had elephant-sized feet and strong legs. To balance their long necks, they had long tails, like kangaroos. However, the bones in their bodies were hollow so they were very light creatures despite their size. Learn all about the Diplodoco in this exciting history. Como las jirafas, tenía un cuello muy largo. Un enorme cuerpo y fuertes patas, como los elefantes. Para balancear su cuello, tenía una larga cola, como los canguros. Pero los huesos de su columna vertebral eran huecos, lo que lo hacía muy ligero para su enorme tamaño.