Anyone new to reptile keeping quickly notices that the words vivarium, terrarium and enclosure all seem to describe more or less the same thing, and get used almost interchangeably across the UK pet trade. That overlap isn't a mistake exactly, but it does confuse more new keepers than it probably should, so it's worth untangling.

That said, there's a clear line between normal settling-in behaviour and something that needs attention. Prolonged refusal to eat beyond what's typical for the species, laboured breathing, unusual discharge, obvious injury, or any behaviour that seems more than ordinarily distressed are reasons to contact a vet experienced with reptiles straightaway, rather than waiting to see if it resolves on its own.

Most reptile substrates are sold as general-purpose products, suitable in theory for a wide range of species with only minor adjustments. The ProRep Beardie Life range takes a different approach, building a substrate and accessory system around a single species, the bearded dragon, rather than adapting a generic mix to fit.

Finding a vet with that specific experience before it's needed, rather than searching in a hurry once something's wrong, is worth doing early on. Most areas have at least one practice that sees reptiles regularly, and it's a far better position to be in than trying to find one for the first time during an emergency.

Substrate is another area worth checking line by line. Some kits include a starter bag suited to the enclosure's intended species; others include a generic substrate that may or may not suit the animal actually being kept. Hides, water dishes and basic decor are the items most likely to be missing from a kit altogether, on the assumption that a keeper will add these separately based on preference.

Ventilation is where a lot of wooden vivariums are quietly let down. Front ventilation panels, usually built into the door frame, allow airflow without letting heat and humidity escape too quickly, which matters more for species that need stable humidity than it does for very dry-adapted ones. Checking where the ventilation sits, and how much of it there is, tells you a good deal about which species a given this vivarium supplier was designed around.