Chitine
https://en.wikipedia.org/wiki/Chitin
https://en.wikipedia.org/wiki/Chiton#Name
https://en.wikipedia.org/wiki/Exoskeleton
https://he.wikipedia.org/wiki/%D7%9B%D7%99%D7%98%D7%99%D7%9F
https://en.wikipedia.org/wiki/Polysaccharide
https://en.wikipedia.org/wiki/Keratin
Neri Oxman
https://www.media.mit.edu/people/neri/overview/