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Reptiles
Caspian gecko on a wall — vertical pupil, expanded toes

Reptiles

A lizard in the house — what should you do?

Often a Caspian gecko on the wall. Harmless. Do not kill it. This page is house practice — not the What lizard is this? identification guide.

In brief

What to know in the first minute

In Tarkhnishvili et al. 2026 the only gecko on the checklist is the Caspian gecko (Tenuidactylus caspius). Harmless in the atlas.

  • Do not kill it or press it to check.
  • A vertical pupil and expanded toes point to a gecko, not a Caucasian agama.
  • The natural range is the extreme south-east; urban exclaves include the Black Sea coast.
  • If you need it removed — Animal Monitoring Agency: 032 272 16 00.

Why

Why is a lizard in the house?

A gecko climbs vertical surfaces and hides in cracks. A house is often warmth and insects, not an attack.

01

Cracks and walls

By day it hides in cracks; after dusk it shows on walls. A vertical pupil belongs with night and twilight activity.

02

Urban exclave

The natural range is the extreme south-east. Urban populations are named, including the Black Sea coast. Barcodes are from Tbilisi and the Samukhi plain; the figure is Dedoplistskaro.

Practice

What should I do if a lizard is in the house?

The aim is not to kill it — humane exclusion and closing cracks.

  1. 01

    Do not kill it

    Lizards in this atlas are not venomous to people. The Caspian gecko is Harmless.

  2. 02

    Give it an exit

    Open a window or door toward the room where it is on the wall. Do not grab it — skin and tail are fragile.

  3. 03

    Close the cracks

    It stays where it enters. Close gaps on walls and frames — that is exclusion, not poisoning.

  4. 04

    Call the agency if needed

    If you cannot move it yourself — Animal Monitoring Agency: 032 272 16 00. Do not force a catch.

In the house

Gecko or Caucasian agama?

On a house wall it is often a gecko. The Caucasian agama is a diurnal rock agamid. Full comparison is on the identify guide.

  • Caspian gecko: vertical pupil, expanded toes, night or twilight activity on a wall.
  • Caucasian agama (Paralaudakia caucasia): a diurnal agamid with a triangular head, on rock — not a gecko.
  • This page does not replace the lizard identification guide (What lizard is this?).

Myths

Common myths

A house lizard is often called venomous or taken for a Caucasian agama.

  • Myth: the house gecko is venomous.

    Reality: Harmless in the atlas. Venom risk here concerns some snakes, not lizards.

  • Myth: a lizard on the wall is a Caucasian agama.

    Reality: the agama is a diurnal rock agamid. On a wall at night it is often the Caspian gecko.

  • Myth: the gecko is evenly spread across Georgia.

    Reality: the natural range is the extreme south-east; cities have exclaves. The map is not invented.

  • Myth: I must kill it to get it out of the house.

    Reality: humane exclusion and closing cracks is enough. If needed, 032 272 16 00.

Contact

When you cannot move it yourself

This page does not open 112 — the gecko is Harmless. For removal, the same agency as on the snakes-in-the-yard guide is named.

Safe removal

Animal Monitoring Agency

Call if you need the lizard removed safely. Do not force a catch yourself.

Call032 272 16 00
Caspian gecko on a wall — vertical pupil, expanded toesCaspian Thick-toed Gecko

FAQ

A lizard in the house — frequently asked questions

Short answers. Species depth is on the profile; field comparison is on the identify guide.

Often the Caspian gecko — the only gecko on the checklist. Vertical pupil and expanded toes. The Caucasian agama is another family.

No. Harmless in the atlas.

No. Give it an exit and close the cracks.

The agama is a diurnal agamid with a triangular head, on rock. The gecko is on a wall at night, with a vertical pupil.

Animal Monitoring Agency: 032 272 16 00. 112 is not opened on this page — the species is Harmless.

No. This is house practice. What lizard is this? is a separate page for Darevskia and other species.

Next step

From the house to a profile

Open the Caspian gecko or the identify guide. In the house the first rule is: do not kill it.