Even as humans can be, the Kel'Regar, too, can be touched by madness, and it can drive them to push to ends incomprehensible by the sane. The work of one such, Kararemi'ar'Salm'Torat, the Menangerie of Mad Creation, is a twisted, living structure, tormented by years of loneliness and incomprehensible need.
When someone befriends an animal, s/he obtains the ability to unite their souls together and take on the form of that animal as well as its abilities. S/he also gain some properties of that animal even when they are no keener t transformed, such as resistence to cold or senses. If s/he really wants to s/he can half transforms taking on characteristics of the animal and their normal form