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Description
Golden Tegu
Scientific Name: Tupinambis teguixin
Common Name: Golden Tegu, Common Tegu
Species Overview
Size: Adults typically reach 24–36 inches (60–90 cm) in total length, with males being larger and more robust than females.
Appearance: Golden Tegus are beautifully patterned lizards with a base colour of dark brown or black overlaid with golden to yellow spotting, banding, or reticulated patterns along the body. Their limbs are muscular, and the head is broad and powerful, well adapted for a varied diet. Scales are smooth and glossy, giving the animal a polished appearance. Juveniles display brighter gold tones and more defined patterns that may soften as they mature.
Distribution: Native to northern and central South America, including Brazil, Venezuela, Colombia, the Guianas, and Trinidad.
Habitat: This species inhabits tropical and subtropical forests, savannas, grasslands, wetlands, and agricultural landscapes. They are adaptable and frequently encountered near water sources, burrows, and dense vegetation.
Behaviour: Golden Tegus are diurnal, highly active, and strong diggers. They forage widely, using their strong limbs and keen sense of smell to locate food. Their diet is omnivorous, consisting of insects, fruits, eggs, small vertebrates, and carrion. They are powerful and fast-moving, capable of impressive bursts of speed when threatened.
Captive Care
Enclosure: Provide a large terrestrial enclosure at least 48 inches × 24 inches × 24 inches (120 × 60 × 60 cm) for a juvenile or small adult, though larger is strongly recommended for long-term housing. Include deep substrate for digging such as a soil–sand mix that is dry on top but retains moisture deeper down. Add logs, cork rounds, heavy branches, and secure hides.
Temperature and Humidity:
Basking area: 110–120°F (43–49°C)
Ambient temperature: 80–90°F (27–32°C)
Night temperatures: 70–75°F (21–24°C)
Humidity should remain 60–80%, maintained through misting and moisture-retentive substrate while ensuring strong ventilation.
Lighting: Provide strong full-spectrum lighting with high UVB (10–12%). A bright basking zone is essential for digestion and overall health.
Diet: Offer a varied omnivorous diet including insects (roaches, crickets, black soldier fly larvae), eggs, lean meats, fish, fruits (mango, berries, papaya), and vegetables. Avoid excessive fatty meats. Juveniles need daily feeding; adults can be fed 3–4 times per week. Supplement food with calcium regularly and multivitamins weekly.
Behaviour in Captivity: Golden Tegus are intelligent, strong, and alert. They learn routines quickly and may become food-motivated. With proper socialization, some individuals tolerate gentle handling, though they should always be treated with respect due to their powerful jaws. They require deep substrate for burrowing and large enclosures to explore.
Special Considerations:
• Tegus are escape artists — secure enclosures are essential.
• Provide deep substrate for burrowing behaviour.
• They become very strong; keepers must handle them confidently and safely.
• Larger adult tegus require significantly bigger enclosures than the minimum listed.
Taxonomy Note
The Golden Tegu belongs to the family Teiidae, a group of fast, intelligent New World lizards. Tupinambis teguixin is one of the most widespread tegu species in South America and is known for its adaptability and striking gold patterning.
Genetics Note
There are no recognized morphs for the Golden Tegu. Natural variation includes differences in gold or yellow brightness, band thickness, and overall pattern intensity. These variations occur naturally among wild populations and do not represent selectively bred morphs.