Hideouts and Houses for Rodents: Which Materials to Choose?
The hideout is the rodent’s central refuge: it sleeps there, hoards food there and retreats there at the slightest noise. Since everything that goes into the cage ends up between its teeth sooner or later, the material is the first buying criterion — before shape or colour. Here’s the full rundown, also covered in our bedding and habitat section.
Untreated solid wood: the safe bet
A house in plain solid wood (kiln-dried pine, beech, birch), assembled without exposed glue or varnish, remains the best choice for most species. It regulates humidity, can be chewed safely and blends well into a natural setup. Expect 8 to 25 € depending on size. Check two things: no paint (unless labelled water-based and non-toxic) and openings that are wide enough — a Syrian hamster needs an entrance of at least 7 cm. Ideally, pick a model without a floor or with a removable roof: you’ll be able to check on the nest and clean without dismantling everything.
Ceramic, cork and woven grass
- Ceramic (8 to 20 €): impossible to chew, easy to wash, and pleasantly cool in summer — a real plus for the heat-sensitive chinchilla.
- Natural cork: tunnels and half-logs that rodents love, light and chewable (10 to 30 €).
- Woven grass and hay: fully edible hideouts, perfect for guinea pigs; a short lifespan is the whole point.
Materials to avoid
Plastic poses a double problem: when chewed it releases sharp fragments that are sometimes swallowed, and it traps condensation inside the nest. Also avoid hideouts made of low-grade chipboard or plywood (glues high in formaldehyde), long-fibre fabrics that wrap around limbs, and anything coated in glossy varnish. If you suspect plastic has been ingested and the animal becomes listless or stops passing droppings, contact an exotics vet promptly.
How many hiding places do you need?
The rule: at least one hideout per animal, plus one spare. In a properly sized cage, multiply shelters of different shapes: a house for the nest, a cork tunnel for passing through, a flexible wooden bridge to create shaded spots. For guinea pigs living in groups, choose hideouts with two exits so a dominant animal can’t block the doorway. Find our tested selections on Planète Pets.
This guide is part of Planète Pets’s Rodents universe. Our advice is general in nature: for any health concern, your veterinarian remains the only reference.