The squeaky version of leinir is, in all important ways, the same as the fluffy leinir, except that it has been shaved. This also means that what is visible here with regards to anatomy also apply to fluffy leinir :)

Reference made by dice

One world in which this critter exists is a post-apocalyptic one, with a slowly developing narrative of a road movie style. The images below show the progression of this narrative.

http://www.furaffinity.net/view/17531051/
http://www.furaffinity.net/view/17530996/
https://www.weasyl.com/~chuchuana/submissions/1457097/stargazing-couple-fych-4-10 - maybe, maybe not, it would seem likely this is immediately before the following picture... :)
https://www.weasyl.com/~leinir/submissions/1456658/shedding
http://www.furaffinity.net/view/20093933/
https://www.weasyl.com/~leinir/submissions/1020441/nomad-by-plaguebug
http://www.furaffinity.net/view/21329546/
https://www.weasyl.com/~leinir/submissions/1485433/don-t-make-a-sound
https://www.weasyl.com/~leinir/submissions/1456653/safe-haven
http://www.furaffinity.net/view/8934028/