I am not sure it can be called an "art" nor "self-preservation." Not even sure about "self-mummification" (http://io9.com/the-gruesome-and-excruciating-practice

I am not sure it can be called an "art" nor "self-preservation." Not even sure about "self-mummification" (http://io9.com/the-gruesome-and-excruciating-practice-of-mummifying-yo-1515905564 http://io9.com/the-gruesome-and-excruciating-practice-of-mum...). Yet, because the uniqueness of what's described, an interesting read for the curious.