Secret toad-headed agama (Phrynocephalus mystaceus)
Agamas · Difficulty: Expert
Key facts and care guidance for Secret toad-headed agama (Phrynocephalus mystaceus) (origin: Central Asia – sand dunes). Adult size around 18–24 cm total length. Life expectancy 6–10 years. The values below are carefully researched guidance.
Short answers
Secret toad-headed agama: How big does the enclosure need to be?
120×60×40 cm.
Secret toad-headed agama: What temperature does it need?
Daytime 30–38 °C, basking spot 50 °C, at night 15–20 °C.
Secret toad-headed agama: Does it need UVB lighting?
UVB: Essential (UVB 10.0–12 %).
Secret toad-headed agama: How long do they live?
Life expectancy: 6–10 years.
Secret toad-headed agama: Is it suitable for beginners?
No – better suited to experienced keepers (difficulty: Expert).
Climate
- Daytime temperature
- 30–38 °C
- Night temperature
- 15–20 °C
- Basking spot
- 50 °C
- Humidity
- 20–35 %
- UVB
- Essential (UVB 10.0–12 %)
Enclosure
- Minimum size
- 120×60×40 cm
- Substrate
- Very deep, fine drift sand (20–30 cm), a few twigs
Feeding
- Food
- House crickets, crickets, ants, beetles
- Feeding interval
- 3–4×/week
Key facts
- Adult size
- 18–24 cm total length
- Life expectancy
- 6–10 years
- Origin
- Central Asia – sand dunes
- Protection status
- Not listed under CITES
- Brumation
- A winter rest of 12–16 weeks at 5–10 °C
- Cohabitation
- Keep in pairs; males kept strictly apart. The reason: several males fight over territory and the warm spot until one is injured or spends its life in a corner. Females usually get on but each needs its own warm spot and hide; feed separately once they differ in size.
Notes
A spectacular threat display with unfolding mouth-corner flaps. A pure wind-blown-sand species: it shimmies sideways into the sand – deep, fine sand is essential. It needs extreme heat by day and a genuine, cold winter rest.
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Related species
- Variegated toad-headed agama (Phrynocephalus versicolor) – Expert
- Sunwatcher toad-headed agama (Phrynocephalus helioscopus) – Intermediate
- Persian toad-headed agama (Phrynocephalus persicus) – Intermediate
- Spotted toad-headed agama (Phrynocephalus guttatus) – Intermediate
- Blue-headed tree agama (Acanthocercus atricollis) – Intermediate
- Common agama – red-headed (Agama agama) – Intermediate
- Common butterfly lizard (Leiolepis belliana) – Intermediate
- Large-eared rock agama (Paralaudakia nupta) – Intermediate
What you need to start
To keep Secret toad-headed agama (Phrynocephalus mystaceus) you typically need: a suitable enclosure (120×60×40 cm), substrate (Very deep, fine drift sand (20–30 cm), a few twigs), 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://en.wikipedia.org/wiki/Phrynocephalus, https://reptile-database.reptarium.cz/species?genus=Phrynocephalus&species=mystaceus
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).