the.com/carapace
nature's portable fortress, worn by creatures who refuse to evolve a knock-knock joke
word originFrom Spanish carapacho, meaning shell or covering
turtle truthFused to the spine and ribs, never removable
crab armorMolted and regrown, leaving them briefly defenseless
beyond shellsAlso names a beetle's hardened wing cover
figurative useDescribes emotional walls people build around themselves