Reptoria

Viviparous lizard (Zootoca vivipara)

Viviparous lizard (Zootoca vivipara) in a terrarium

Lizards · Difficulty: Expert

Key facts and care guidance for Viviparous lizard (Zootoca vivipara) (origin: Eurasia, with a huge range reaching north of the Arctic Circle; cool, humid habitats; usually live-bearing). Adult size around up to ~18 cm total length (SVL ~6–7 cm). Life expectancy approx. 5–8 years in captivity (up to ~12). The values below are carefully researched guidance.

Short answers

Viviparous lizard: How big does the enclosure need to be?

An outdoor enclosure is essential for permanent keeping; indoors only temporarily, at least ~60×40×40 cm with plenty of hides.

Viviparous lizard: What temperature does it need?

Daytime 20–26 °C, basking spot 30–35 °C (small basking spot), at night 10–15 °C.

Viviparous lizard: Does it need UVB lighting?

UVB: UVB recommended, moderate (Ferguson zone 2, UV index 2–3); in an outdoor enclosure, natural sun.

Viviparous lizard: How long do they live?

Life expectancy: approx. 5–8 years in captivity (up to ~12).

Viviparous lizard: Is it suitable for beginners?

No – better suited to experienced keepers (difficulty: Expert).

Climate

Daytime temperature
20–26 °C
Night temperature
10–15 °C
Basking spot
30–35 °C (small basking spot)
Humidity
60–80 % (humid)
UVB
UVB recommended, moderate (Ferguson zone 2, UV index 2–3); in an outdoor enclosure, natural sun

Enclosure

Minimum size
an outdoor enclosure is essential for permanent keeping; indoors only temporarily, at least ~60×40×40 cm with plenty of hides
Substrate
Damp forest floor or moss, leaf litter, tussocks of grass, a small water section

Feeding

Food
Small invertebrates (small crickets, flies, spiders, isopods, small snails)
Feeding interval
adults 3–4×/week, juveniles daily

Key facts

Adult size
up to ~18 cm total length (SVL ~6–7 cm)
Life expectancy
approx. 5–8 years in captivity (up to ~12)
Origin
Eurasia, with a huge range reaching north of the Arctic Circle; cool, humid habitats; usually live-bearing
Protection status
Specially protected (German nature conservation and species protection law), a native species; only documented captive-bred animals, registration required
Brumation
A winter rest is essential: 3–4 months at ~2–8 °C (adapted to cold)
Cohabitation
A group (one male with several females) is possible in a large, well-structured outdoor enclosure — more tolerant than many other lacertids. Avoid several males in a confined space: an excess of males has been shown to increase aggression towards females.

Notes

A cold-loving species – it cannot be kept permanently in a warm indoor terrarium; an outdoor terrarium is essential. Ovoviviparous (live-bearing). The commonest mistake is too warm and too dry.

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Related species

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What you need to start

To keep Viviparous lizard (Zootoca vivipara) you typically need: a suitable enclosure (an outdoor enclosure is essential for permanent keeping; indoors only temporarily, at least ~60×40×40 cm with plenty of hides), substrate (Damp forest floor or moss, leaf litter, tussocks of grass, a small water section), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.

The complete, interactive care database is in the Reptoria app.

Last updated: 30 October 2026 · Editor: Reptoria editorial team · Sources include: https://de.wikipedia.org/wiki/Waldeidechse, https://reptile-database.reptarium.cz/species?genus=Zootoca&species=vivipara

All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).