There you can put in your hardiness zone 7, plant type (shrub, tree, groundcover, etc), type of soil, flower color, leaf color, deer resistance, height/width, water needs, and many other characteristics you may desire in a plant.
One of the most interesting differences between crocodiles and alligators is salt glands. Crocodiles tend to have functioning salt glands on their tongues which are only nearly visible while the creatures are basking in the sun on land with their mouths wide open.
Alligators and crocodiles are also slightly different colors. The typical crocodile tends to have a coloration that is an olive brown hue. Alligators usually have a darker, almost black appearance.