Blue Tongue vs Argentine Black
Compare Blue Tongue Skink and Argentine Black and White Tegu side by side — size, cost, diet, temperament, and care difficulty. Find your perfect pet.
Quick Winner
Blue Tongue Skink
Blue Tongue Skink is generally the better choice for beginners due to its beginner-level care requirements, but Argentine Black and White Tegu has its own advantages.
Full VerdictSide-by-Side Specs
| Feature | ABlue Tongue Skink | BArgentine Black and |
|---|---|---|
| Adult Size | 18-24 inches | Females 3–4.5 feet; males 4–5 feet (snout-to-tail) |
| Lifespan | 15-20 years | 12–20 years |
| Difficulty | Beginner | Advanced |
| Temperament | Docile, curious, and easy to handle | Highly intelligent and tameable, but defensive and nippy as juveniles — not a beginner reptile |
| Tank Size | 40-75 gallon for adults (front-opening preferred) | 8×4×2 feet minimum for adults — custom wood or PVC builds are the standard; commercial enclosures rarely reach this size |
| Diet | Omnivore | True omnivore — animal protein, whole prey, eggs, fruit, and vegetables |
| Humidity | 40-60% (higher for Indonesian species: 60-80%) | 60–80% |
| Basking Temp | 95-100°F | 110–120°F surface temperature; hot side ambient 90°F |
| Price Range | $150 - $1000+ (species and morph dependent) | $100–$400 for captive-bred hatchlings; $200–$600+ for juveniles and adults depending on age, sex, and breeder |
Adult Size
A
18-24 inches
B
Females 3–4.5 feet; males 4–5 feet (snout-to-tail)
Lifespan
A
15-20 years
B
12–20 years
Difficulty
A
Beginner
B
Advanced
Temperament
A
Docile, curious, and easy to handle
B
Highly intelligent and tameable, but defensive and nippy as juveniles — not a beginner reptile
Tank Size
A
40-75 gallon for adults (front-opening preferred)
B
8×4×2 feet minimum for adults — custom wood or PVC builds are the standard; commercial enclosures rarely reach this size
Diet
A
Omnivore
B
True omnivore — animal protein, whole prey, eggs, fruit, and vegetables
Humidity
A
40-60% (higher for Indonesian species: 60-80%)
B
60–80%
Basking Temp
A
95-100°F
B
110–120°F surface temperature; hot side ambient 90°F
Price Range
A
$150 - $1000+ (species and morph dependent)
B
$100–$400 for captive-bred hatchlings; $200–$600+ for juveniles and adults depending on age, sex, and breeder
Pros & Cons
ABlue Tongue Skink
Pros
- Temperament: Docile, curious, and easy to handle
- Lifespan: 15-20 years
- Difficulty: Beginner
- Tank: 40-75 gallon for adults (front-opening preferred)
Cons
- Diet: Omnivore
- Watch for: Metabolic Bone Disease
BArgentine Black and
Pros
- Temperament: Highly intelligent and tameable, but defensive and nippy as juveniles — not a beginner reptile
- Lifespan: 12–20 years
- Difficulty: Advanced
- Tank: 8×4×2 feet minimum for adults — custom wood or PVC builds are the standard; commercial enclosures rarely reach this size
Cons
- Diet: True omnivore — animal protein, whole prey, eggs, fruit, and vegetables
- Watch for: Metabolic Bone Disease (from inadequate UVB or calcium — especially in fast-growing juveniles)
The Bottom Line
Blue Tongue Skink is generally the better choice for beginners due to its beginner-level care requirements, but Argentine Black and White Tegu has its own advantages.
AChoose Blue Tongue Skink if...
you want a beginner-level pet with docile, curious, and easy to handle temperament
BChoose Argentine Black and if...
you prefer a advanced-level pet that is highly intelligent and tameable, but defensive and nippy as juveniles — not a beginner reptile
Learn more about each species:
Common Questions
Blue Tongue Skink grows to 18-24 inches and is beginner-level, while Argentine Black and White Tegu reaches Females 3–4.5 feet; males 4–5 feet (snout-to-tail) and is advanced-level. They have different habitat needs: Blue Tongue Skink requires 40-60% (higher for Indonesian species: 60-80%) humidity, while Argentine Black and White Tegu needs 60–80% humidity levels.