Kenyan Sand Boa Care

Kenyan Sand Boa Care Guide

Gongylophis colubrinus ~ Eryx colubrinus

The Kenyan sand boa is a small, fossorial species native to arid regions of East Africa. They are heavy-bodied, slow-moving snakes that spend most of their time buried beneath the substrate, with only their eyes and nose exposed while waiting to ambush prey. Their calm nature and simple care requirements make them a popular choice for keepers, especially those who enjoy burrowing species.

Housing
A single adult Kenyan sand boa does well in an enclosure with a footprint similar to a 20 to 40 gallon long, though larger enclosures allow for more natural behaviors and enrichment. A 24 x 12 x 12 inch enclosure is a solid minimum for adults, with larger setups preferred when possible. Females will need a larger enclosure. 

Avoid cohabitation except for brief, supervised breeding introductions. These snakes are solitary and do not benefit from being housed together.

Kenyan sand boas can be kept successfully in rack systems or traditional enclosures. Bioactive setups are less common but possible with proper planning.

Hatchlings should be started in smaller enclosures to help them feel secure and establish feeding consistency before upgrading.

Rack systems
Racks work very well for this species due to their secretive nature. Use appropriately sized tubs with ventilation and provide several inches of substrate for burrowing. Include a warm hide and a cooler area, even if the snake spends most of its time underground. Heating should be provided via heat tape or pads controlled by a thermostat. Enrichment such as leaves, a rock they can rub on, a small sand dish, or a humid hide can be very beneficial. 

Traditional terrariums
Glass or PVC enclosures allow for more display and enrichment. Provide deep substrate, clutter such as cork bark or low cover, and at least two hides. Front opening PVC enclosures tend to hold heat better and are easier to maintain in dry climates.

Substrate
A loose, dry, diggable substrate is essential. Aspen shavings are the most commonly used option and work very well. A sand and soil mix can also be used if properly maintained. Depth should be at least 3 to 5 inches to allow natural burrowing behavior.

Avoid overly dusty substrates or anything treated with chemicals. 

Heating and temperatures
Kenyan sand boas require a thermal gradient.

• Warm side surface temperature around 90 to 95°F for digestion

• Cool side ambient temperature in the mid to high 70s

• Night drops into the low 70s are acceptable

Use an under tank heater or heat tape controlled by a thermostat. Always verify temperatures with a temp gun and avoid guessing.

Lighting
They do not require UVB lighting, but providing a natural day and night cycle is beneficial. Low level UVB can be offered in display setups if proper shaded areas are available.

Hides, layout, and enrichment
Even though they are burrowers, hides should still be provided. A warm hide and a cool hide are sufficient, along with clutter such as cork flats or artificial plants. Most of their enrichment comes from substrate depth and the ability to dig and create tunnels.

Humidity and shedding
Kenyan sand boas prefer low humidity environments, typically around 30 to 40 percent. A humid hide should be provided to assist with shedding. This can be a small enclosed space with slightly damp substrate or moss.

If shedding issues occur, a short soak in lukewarm water can help loosen retained skin.

Diet and feeding
They thrive on a rodent based diet. Prey should be appropriately sized, roughly the width of the snake at its thickest point.

• Hatchlings: every 5 to 7 days

• Juveniles: every 7 days

• Adults: every 10 to 14 days

Overfeeding can lead to obesity, especially in females. Monitor body condition and adjust feeding as needed.

Fresh water should always be available in a shallow dish and changed regularly.

Handling and safety
Kenyan sand boas are generally docile and tolerate handling well. They are slow moving and rarely defensive, though they may strike if startled, especially when buried.

Handle calmly and support the body. Avoid reaching directly into the substrate where they may mistake movement for prey.

Health and monitoring
A healthy Kenyan sand boa will have clear eyes, smooth sheds, and a consistent feeding response. They should maintain a rounded but not overly thick body shape.

Watch for signs such as refusal to eat, wheezing, retained sheds, or weight loss. Dehydration may be noticed in KSB who appear wrinkled. Most issues are husbandry related and can be corrected with environmental adjustments. Persistent problems should be evaluated by a reptile-experienced veterinarian.

Why this setup works
Kenyan sand boas are adapted to dry, sandy environments where they spend most of their time underground. Providing deep substrate, proper heat, and low humidity allows them to express natural behaviors and stay healthy. Simple setups often work best as long as their core needs are met.

Quick reference
Enclosure: 10 to 20 gallon long minimum, larger preferred
Substrate: deep, dry, and diggable such as aspen
Heat: hot spot 90 to 95°F, thermostat required
Humidity: 30 to 40 percent with humid hide
Hides: warm and cool, plus deep substrate for burrowing
Diet: appropriately sized rodents on a consistent schedule
Water: shallow dish, changed regularly
Handling: calm and gentle, avoid startling while buried