They are very different in husbandry. You need to do research. Also the babies are a lot more delicate. Never try to pull them off of a perch as babies are prone to spinal dmg easily. Also different species will have different temperments. Biaks generally are satan in snake form. Aru and Sorongs are more mellow but again each animal is different and it also depends how much time you invest in working with them Bottom line is do a lot of research before you get one.