Hermit crabs communicate through chirping, emitting soft, high-pitched sounds resembling those of a small frog.
Female hermit crabs in the wild can carry hundreds of eggs within their shells until they hatch.
Hermit crabs shed their exoskeleton to facilitate growth, typically undergo this process once a year on average.
They emit different odours that can serve as indicators of their health, with a healthy crab giving off a scent reminiscent of maple syrup.
Under proper care conditions, hermit crabs can live for up to forty years, although in the wild, their lifespan tends to be shorter.
Contrary to their name, hermit crabs are highly social animals and live in large groups.
Hermit crabs are natural scavengers, preferring to scavenge and pick at their food.