Crap they took the freaking link off. There was a Yautja Encyclopedia which discussed all this but they took the freaking link out. Basically they took everything out of the movies, comics, and books and basically raveled it all up. It even broke the language down. Pretty darn neat, but it isn't there anymore. Sorry, but to answer your questions, Yes there is a rank structure. Elders being the highest. Younglings being the lowest. Yautja Fact:Getting their Hair Braided is a long process that takes up to a month and it's a very painful process, if they show any sign of pain they have to get it all redone. It's a passage into becoming a warrior.