Tiliqua scincoides
Blue-Tongued Skink
Blue-tongued skinks are sturdy, docile lizards that make one of the more approachable reptile pets thanks to their calm temperament, provided their basking and UVB needs are met precisely.
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At a glance
- Scientific name
- Tiliqua scincoides
- Family
- Scincidae
- Origin
- Australia and parts of New Guinea
- Lifespan
- 15–20 years, sometimes longer
- Adult size
- 45–60 cm
- Weight
- 300–700 g
- Temperament
- Calm, generally docile and tolerant of gentle handling once settled
- Activity level
- Low to moderate; a ground-dwelling forager
- Social needs
- Low; best kept alone, as adults can be aggressive toward each other
- Intelligence
- Good learning ability for feeding routines and recognises its keeper
- Noise
- Silent, occasional hissing when threatened
Housing and environment
- Housing
- Minimum 120 x 60 x 45 cm enclosure for one adult, with a secure lid
- Space requirement
- Wide floor area more important than height, given its ground-dwelling nature
- Temperature
- Basking spot 30–35°C, cool end 22–25°C
- Humidity
- 40–60%
- Exercise
- Floor space to walk and explore, with sturdy hides and basking sites
- Grooming
- Not applicable; requires appropriately rough surfaces to aid shedding
Life stages and changing needs
Expanded care guidance · Updated 7 October 2026 · Not professionally reviewed
Young animals and settling in
A juvenile blue-tongued skink needs proportionally more animal protein than an adult, with roughly half its diet from appropriately sized insects while it is growing. Set up a secure, escape-proof enclosure with a measured thermal gradient and hiding places before the animal arrives, since these are ground-dwelling lizards that do not climb to escape danger and rely on cover. Confirm the exact species, since care details vary across the blue-tongued skink group.
Adult care and reproductive changes
Adults shift toward a diet with proportionately more plant matter, roughly forty-five to sixty percent fresh vegetables and greens, with animal protein and only a small amount of fruit making up the rest. These are solitary, often territorial lizards that should usually be housed alone, since combining them risks serious fighting rather than companionship. Never grab or restrain a skink by the tail; tail injuries heal slowly and any regrowth is limited, so injuries need veterinary attention.
Later life and changing needs
With good care, a blue-tongued skink can live twenty years or more, so acquiring one is a long-term commitment. Maintain consistent access to basking heat, UVB lighting and fresh food and water as the animal ages, and watch body condition and mobility over time. A skink that stops basking normally, shows swollen limbs, has difficulty gripping or passing waste, or loses its appetite needs a reptile-vet assessment rather than being assumed to be simply slowing down with age.
Diet and feeding
Omnivorous: lean meat or quality dog food, vegetables, and some fruit and snails
Offer a wide variety of fresh, pesticide-free vegetables and finely or coarsely chopped greens such as dark leafy greens, squash, green beans and sweet potato, making up the bulk of an adult's diet, with appropriately sized gut-loaded insects or other animal protein and only a small amount of fruit as an occasional addition rather than a staple. Dust food with an appropriate calcium supplement several times a week, following reptile-specific guidance rather than guessing frequency.
Feed adults every few days, roughly two or three times a week, adjusting amounts to body condition rather than a fixed portion that never changes. Avoid feeding only fruit or only insects, since either extreme can create nutritional imbalances in this genuinely omnivorous species. A skink that refuses food, loses weight, or shows swelling or stiffness needs an exotic-vet check rather than simply tempting it with different treats.
Daily care and ongoing checks
Every day
Check the enclosure's temperature gradient, UVB bulb condition and humidity daily, since this species needs both a measured basking area and a cooler retreat, and ageing or failing UVB tubes can silently stop providing usable output well before they visibly dim. Provide fresh water daily, and clean feeding areas and substrate promptly to reduce the risk of bacterial buildup.
Regular maintenance and prevention
Observe the skink's movement, tongue-flicking, basking behaviour and tail condition each day, since this species is normally alert and responsive, not constantly hidden or lethargic. Handle gently and briefly rather than frequently, since excessive handling can be stressful even for a generally placid animal, and never grab or restrain by the tail.
Behaviour and compatibility
Slow deliberate walking, tongue-flicking to investigate, digging and basking
- With children
- Good with calm, supervised older children due to its docile nature
- With other animals
- House alone; not to be mixed with other reptiles
- Training difficulty
- Low to moderate; becomes hand-tame with regular calm handling
Health
- Metabolic bone disease from poor UVB or calcium provision
- Obesity
- Respiratory infections
- Parasites
Needs a reptile vet for UVB, diet and shedding checks; wellness exams are valuable
Special care requirements
Correct UVB lighting and calcium supplementation are essential to prevent bone disease
Balanced omnivorous diet and solitary housing
Blue-tongued skinks are genuinely omnivorous, and getting the balance wrong in either direction, too much fruit, too much insect protein for an adult, or too little calcium, is a common cause of long-term health problems. Introduce dietary changes gradually and keep a feeding log to track what the individual animal actually eats, since skinks can be selective.
These are solitary, ground-dwelling lizards that should almost always be housed alone, since they can be territorial and may fight seriously if combined, despite sometimes being described as placid. Their tail does not regenerate in its original form if dropped, so handle gently and never restrain by the tail, and provide secure, escape-proof housing since they are strong, persistent diggers.
Before you take one on
Sources and further guidance
These welfare and veterinary resources inform general husbandry advice; they do not certify this profile or replace a species-experienced professional. Confirm exact environmental settings and feeding plans for your animal.
Can your home meet blue-tongued skink needs?
- Plan for a lifespan of 15–20 years, sometimes longer, including holiday cover and, where one is available, a vet familiar with this species. Lifespan ranges are not guarantees.
- Arrange the social setting before arrival. Social guidance for this species: Low; best kept alone, as adults can be aggressive toward each other. Do not assume another animal of any species is a suitable companion.
- Habitat priority for this species: Wide floor area more important than height, given its ground-dwelling nature. Make sure your setup can provide this consistently. Measure temperatures and humidity with thermometers and a hygrometer rather than guessing.
- Key care point: Correct UVB lighting and calcium supplementation are essential to prevent bone disease. Discuss diet and any specialist needs with the supplier, rescue and a vet who treats this species, and check local legal requirements before acquiring an animal.
Educational reference, not an individual diagnosis or a verified professional review. Read our editorial policy.
Guidance libraries and further reading
These organisations publish relevant guidance. Their links are further reading, not evidence that they have reviewed this page.