When these mammals wanted to relocate, they moved in little jumps made by contracting their bodies, clumsily helped by their imperfectly developed flippers, which, as with their manatee relatives, form actual forearms.
Cuando estos mamíferos se desplazaban lo hacían a saltitos por la contracción de sus cuerpos, ayudándose torpemente con sus imperfectas aletas que, en la vaca marina, su congénere, forma un verdadero antebrazo.