Surprisingly, hermit crabs have adapted and are using things like bottle caps, light bulbs and plastic cups as shells. A recent study published in Science of The Total Environment found that this ...

Instead, hermit crabs have a hard exoskeleton on the front part of their bodies but a soft tail on the other half, which they protect using the discarded shells of other animals, like whelks.

The majority of terrestrial hermit crab species worldwide have used trash as shells, according to a study by experts at two Polish universities to be published next month. The study analyzed ...