For a new keeper, the practical takeaway is that the terminology matters far less than what the enclosure actually needs to do for the species inside it. A product listed as a vivarium and one listed as a terrarium might be functionally identical, or they might differ significantly in ventilation, material and intended use. What matters is checking the specification, the dimensions and the ventilation against what a given species actually requires, rather than assuming the label tells the full story.

Strictly speaking, a terrarium originally referred to a planted enclosure built around live vegetation, closer to a small indoor garden than a housing unit for an animal. A vivarium, by contrast, technically refers to any enclosure built to house a living creature, whether that’s a reptile, amphibian or invertebrate, with or without live planting. In practice, though, UK retailers and keepers use both terms fairly loosely, often depending on regional habit or supplier naming rather than any strict definition.

Minimal handling is the starting point. However tempting it is to interact with a new arrival straight away, most reptiles settle better with little or no handling for the first few days, left instead to move around the enclosure and find its hides and basking spots in their own time. Handling can begin gradually once the animal is feeding normally and showing settled behaviour, rather than on a fixed schedule regardless of how the animal is actually responding.

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.

Read more from reptilecentre.com.

As with any feeding routine, matching quantity and feeder size to the individual animal is worth checking against a care sheet or with the in-store team, since appetite and feeder size needs vary considerably between species and between individual animals of the same species.