Bill of the Duck!
Anatotitan means "Large Duck." Why does it mean Large Duck? Have a look at its skull above! There are other Hadrosaurs out there too. How can we tell the two species, which come from six nearly complete specimens with complete skulls, from the other Hadrosaurs? There aren't any Anatotitan in this picture, but check out a small helping of the diversity of Hadrosaurs: