the.com/shell
armor a creature builds from its own body, then leaves behind as a souvenir of having lived
the mathNautilus shells spiral in near-perfect logarithmic curves
borrowed homesHermit crabs rent shells and line up to swap
sound mythThat ocean roar is just your own blood
war originArtillery shells named for their hard hollow casing
command lineYour computer's shell wraps the kernel like one