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.
Alligator, crocodile, and caiman are all members of the Crocodilian family. However, how they rate in final appearance, durability and usefulness for skins from which to make boots is quite different. Those differences also affect the final pricing of boots made with any of these skins. All skins are graded by quality.