The study found that Spinosaurus teeth from five of six sampled localities had oxygen isotope ratios closer to those of turtles and crocodilians when compared with other theropod teeth from the same localities.
Istraga je pokazala da su zubi Spinosaurusa iz pet od šest lokaliteta imali omjer izotopa kisika bliži onom kod kornjača i krokodila u odnosu na zube ostalih teropoda sa istih lokacija.