Rhino Rat Snake (Gonyosoma boulengeri)

Rhino Rat Snake: A Striking Arboreal Snake

Rhino Rat Snakes (Gonyosoma boulengeri) are a fascinating and distinctive species of colubrid snake, best known for their unusual horn-like projection on the tip of the snout and their striking colour transformation as they mature.

Native to northern Vietnam and southern China, Rhino Rat Snakes are primarily arboreal and are naturally found in humid forest environments, often around streams and other water sources.

Young Rhino Rat Snakes typically start life with grey, silver or brownish colouring and develop their characteristic green or olive adult coloration as they mature. This natural colour change is one of the particularly interesting features of the species.

With the correct environment, diet and careful handling, captive-bred Rhino Rat Snakes can make fascinating display animals for keepers looking for something a little different.

Please contact The Reptile Realm for current Rhino Rat Snakes in stock, individual animal details, setup advice and care guidance before purchasing.

Key Care Points

• Rhino Rat Snakes available depending on stock

• Juveniles and adults can have significantly different coloration

• Adult colouration typically develops towards green or olive tones

• Requires a secure, escape-proof enclosure with good ventilation

• Primarily arboreal and benefits from a tall enclosure with plenty of climbing opportunities

• Requires sturdy branches, perches, foliage and suitable hides

• Requires an appropriate temperature gradient with a suitable basking area

• Humidity should be monitored and maintained appropriately, with natural fluctuations

• Fresh, clean drinking water should always be available

• Benefits from appropriate UVB lighting

• Feeds primarily on appropriately sized rodents

• Temperature and humidity should be monitored regularly

• Young animals may be more nervous and should be allowed time to settle

• Long-lived species requiring a long-term commitment

Suitable For

Rhino Rat Snakes may be suitable for:

• Experienced reptile keepers

• Responsible keepers who have researched their specific care requirements

• Keepers looking for an active and visually striking snake

• Those able to provide a tall, secure and appropriately furnished enclosure

• Keepers interested in an arboreal or semi-arboreal species

• Those prepared to provide appropriate heating, lighting and humidity

• Keepers comfortable feeding appropriately sized frozen/thawed rodents

• Those looking for a fascinating display species that can become accustomed to regular, appropriate interaction

Care Guidance

Rhino Rat Snakes require carefully planned husbandry, including a secure enclosure, suitable heating, appropriate lighting, climbing opportunities, hides and environmental conditions that replicate aspects of their natural forest habitat.

As a primarily arboreal species, enclosure height and usable vertical space are particularly important. A selection of sturdy branches, vines, foliage and elevated resting areas should be provided to allow the snake to climb and move naturally around its enclosure.

A suitable temperature gradient should be provided, allowing the snake to move between warmer and cooler areas as required. Humidity should also be monitored carefully. Rhino Rat Snakes originate from humid forest environments, but appropriate ventilation and natural humidity fluctuations are important rather than keeping the enclosure constantly saturated.

Fresh drinking water should always be available, with a suitably sized water bowl provided. Some individuals may also make use of larger water areas, so the enclosure can be furnished accordingly.

Rhino Rat Snakes should be fed appropriately sized rodents, with prey size and feeding frequency adjusted according to the snake's age, size and body condition. Young snakes may require smaller prey items and a more frequent feeding schedule than adults.

Regular, calm interaction can help captive-bred individuals become accustomed to their keeper. Young Rhino Rat Snakes can be nervous or defensive when first settling into a new environment, so handling should be introduced gradually and should always take the individual animal's behaviour into account.

Important Notes

Rhino Rat Snakes are active, arboreal snakes that require more specialised housing than many commonly kept terrestrial species. Their enclosure should provide sufficient height, climbing opportunities, secure hiding places and appropriate environmental conditions.

They are generally better suited as a fascinating display species than as a snake that is handled constantly. Individual temperament can vary, and newly acquired animals should always be given adequate time to settle into their new environment.

With appropriate care, Rhino Rat Snakes can live for many years, making them a significant long-term commitment. Captive-bred individuals can become more accustomed to regular handling when handled appropriately and consistently.

Colour, pattern, sex, age, size and price may vary depending on the individual snake available.

Need advice before choosing a Rhino Rat Snake or getting your setup ready? Contact The Reptile Realm or visit our Antrim shop for guidance.