Polar animals are either covered in winter coats of fur â which traps warm air close to the body â or else large quantities of fat, sometimes inches thick. Fat does not transfer heat very well, so it keeps it inside the body. Humans, with naked skin and relatively little fat, just arenât built for these environments.
Essentially, TRu is an expression of contentment, satisfaction, goodness, approval, and/or of course, agreement. It is generally enunciated in a deep, low voice, with a slightly increasing pitch, and the vowel sound of u is elongated without the diphthong.
Kuru is an incurable degenerative neurological disorder endemic to tribal regions of Papua New Guinea. It is a type of transmissible spongiform encephalopathy, caused by a prion found in humans.uru is believed to be caused by prions and is related to CJD. Although it is considered a transmissible prion disease, some evidence shows the origin of the outbreak was due to eating a human (or a corpse) with sporadic CJD, thus implying a common pathophysiology.