Sometimes an unpredictable irregularity in the seafloor would force the Nautilus to slow down, and then it would glide into the narrow channels between the hills with a cetacean's dexterity.
A veces, los caprichosos accidentes del suelo obligaban al Nautilus a disminuir su velocidad y a deslizarse, con la pericia de un cetáceo, por estrechos pasos entre las colinas.