All care sheets

Care sheet

Red-eyed Crocodile Skink

Tribolonotus gracilis

Scincidae · Squamata

IntermediateIUCN LC
Activity
🌆 Crepuscular
Temperament
Hands-off
Adult length
3–4 in
Lifespan (captivity)
6–10 yrs
Native range
New Guinea — humid tropical forest floor

Care guide

Overview

Red-eyed Crocodile Skink (Tribolonotus gracilis) — a small, armored, dragon-like skink with vivid orange eye-rings. Secretive and hands-off; thrives in a humid, planted bioactive vivarium with hides and a water area.

Environment

Climate

Cool side
72–78 °F
Warm side
78–82 °F
Basking spot
82–86 °F
Nighttime
68–74 °F
Humidity (ambient)
70–90%

Environment

UVB lighting

Required?
Yes — provide UVB
Fixture type
T5 HO
Replacement interval
Every 12 months

Housing

Enclosure

Orientation
Terrestrial
Bioactive setup
Suitable
Minimum size by life stage
  • HatchlingNot specified
  • JuvenileNot specified
  • Adult18x18x18 in for a pair; humid, planted, with a water area and hides

Housing

Substrate

Safe options
coco fiberbioactive soilsphagnum mossleaf litter
Avoid
cedarpinedry-only substrate

Nutrition

Diet & feeding

Dietary type
Insectivore
Feeding frequency by life stage
  • JuvenileDaily
  • AdultEvery 2-3 days (small feeders, worms)
Supplementation

Dust feeders with calcium; multivitamin lightly. Favor small crickets, dubia, isopods, worms.

Care

Water & behavior

Water

Provide a shallow water area they can enter; keep humidity 70-90% with daily misting.

Legal & ecology

Conservation

IUCN Red List
LC · Least Concern
Wild populations

Least Concern; not CITES-listed. Shy and secretive — a beautiful planted-vivarium display animal that dislikes handling and may 'play dead' when stressed.

Citations

Sources

Every husbandry parameter on this page is backed by the references below. Click through to read the originals.

  1. Tribolonotus gracilis — species account

    Animal Diversity Web, U. Michigan

    academic

    New Guinea range, secretive forest-floor biology.

    Published: 2020-01-01

  2. Least Concern; not CITES-listed.

    Published: 2019-01-01

  3. breeder community

    Humid planted vivarium, water area, small-feeder diet, hands-off temperament.

    Published: 2021-01-01

Red-eyed Crocodile Skink (Tribolonotus gracilis) care sheet — Herpetoverse