Bagworm Moths Build Tiny Portable Houses for Themselves That Are Almost Impenetrable

Most commonly, cases can be found attached to trees, bushes, or rocks, but caterpillars can also carry their cases when they are on the move for hunting. Their movement resembles a turtle when they drag their case with their heads out at the top. However, if the caterpillar is in danger, it can seal every opening on the case, completely closing itself from any harm’s way.