The language is happy and attractive colors describing differences. We should still wonder at slight differences as are good and amazing things. As similar as most of us are, some like math and engineering and some prefer biology. 
She is doll-like and suited to the landscape, and he has a hat like a costume and a face like dirt also tuned to the landscape. There they are existing together with equal footing. A love story in a primordial land just beginning on the riverbank.