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Most people who own hermit crabs have never actually seen one outside its shell. And honestly, when you do see it for the first time, the answer is a little shocking. A hermit crab without its shell looks almost nothing like the cute little crab you are used to. The front half is normal –…
Watching a hermit crab pick out a new shell is one of the coolest things you can see in nature. It is not random. It is not luck. Hermit crabs have a smart way of finding and choosing shells that involves smell, touch, sight, and even waiting in line with other crabs. Once you know…
Here is a fact that surprised me when I first learned it: hermit crabs have never, in their entire evolutionary history, grown their own shells. Not one. Every shell you have ever seen a hermit crab wearing – in the wild, in a pet store, on a tropical beach – was originally grown by something…
Your kid just came back from the beach with a hermit crab in a bucket. Or maybe you spotted one yourself in a tide pool and thought it would make a fun pet. Before you do anything else, you need to figure out one thing: is it a land hermit crab or a marine hermit…
When I got my first hermit crab, I made the same mistake almost everyone makes: I bought one. Just one. The pet store employee said it would be fine on its own. It was not. That single crab sat in the corner of its tank for weeks, barely moving, barely eating. I genuinely thought something…
Your hermit crab tank looks a bit empty and you are wondering: can anything else live in there? The honest answer might disappoint you. The best tank mate for a land hermit crab is simply more hermit crabs. That said, there are a small handful of creatures that can safely share the space – and…
If you are about to set up your first hermit crab tank, the sheer list of things you need can feel overwhelming. The pet store will sell you a “starter kit” with a wire cage, a sponge, painted shells, and some pellets – and almost none of it is what your crab actually needs. Here…
Should you bathe your hermit crab? The answer is more nuanced than most care guides let on. Bathing is one of the most debated topics in the hermit crab community. Some owners bathe their crabs regularly. Many experienced keepers say it is completely unnecessary and actually stressful – as long as you provide proper water…
Temperature is one of those things that either keeps your hermit crab alive or slowly kills it – and you might never notice until it is too late. Hermit crabs are cold-blooded, which means they cannot generate their own body heat. Whatever the temperature is inside their tank is their body temperature. If the tank…
Humidity is not optional for hermit crabs -it is life or death. They breathe through modified gills that must stay moist to absorb oxygen. When humidity drops below 70%, those gills start drying out and the crab slowly suffocates. The worst part is that it happens silently over days or weeks, so by the time…
One of the first questions every new hermit crab owner asks: what size tank do I actually need? The pet store will sell you a tiny plastic carrier and tell you it is fine. It is not. That carrier will kill your crabs within weeks. Hermit crabs need real space – not just to walk…
The tank setup is the single biggest factor in whether your hermit crab lives two months or twenty years. Get it right from day one and everything else becomes easy. Get it wrong and no amount of good food or attention will save your crab. Here is exactly how to set up a hermit crab…