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Description
B.C.I (Hypo Nicaraguan)
Scientific Name: Boa constrictor imperator
Common Name: B.C.I, Hypo Nicaraguan
Species Overview
Size: Adults typically reach 5–7 feet (1.5–2.1 m) in length, with females generally larger and heavier-bodied than males. Adult weight commonly ranges from 12–25 pounds, reflecting the generally smaller stature of Nicaraguan locality animals.
Appearance: Hypomelanistic Nicaraguan Boa constrictors exhibit reduced dark pigmentation, resulting in brighter background colours and enhanced contrast. Nicaraguan locality boas are often more compact and refined in build, with cleaner patterning compared to larger mainland forms.
Distribution: Native to Central America, with this locality originating from Nicaragua.
Habitat: Found in tropical forests, dry scrublands, forest edges, and areas near rivers or wetlands. This locality demonstrates strong adaptability across varied environments.
Behaviour: A nocturnal ambush predator that relies on camouflage and patience. Juveniles may use low vegetation or branches, while adults are primarily terrestrial and spend daylight hours concealed.
Captive Care
Enclosure: A naturalistic enclosure is strongly recommended. Adults may be housed in a minimum enclosure size of 5′ × 2′ × 2′ (152 × 61 × 61 cm), though larger enclosures are encouraged when space allows. Include multiple hides, sturdy branches, cork bark, and visual barriers. Soil-based or mulch substrates assist with humidity retention and enrichment.
Temperature and Humidity: Maintain ambient temperatures of 80–85°F (27–29°C), with a basking area of 88–92°F (31–33°C). Nighttime temperatures may drop to 75–78°F (24–26°C). Humidity should remain between 55–70%, supported by a large water dish and occasional misting.
Lighting: Standard day–night lighting is sufficient. Low-output UVB is optional and may be beneficial in planted or bioactive enclosures.
Diet: Juveniles should be fed appropriately sized rodents every 7–10 days. Adults typically feed every 14–21 days, adjusted based on prey size and body condition.
Behaviour in Captivity: Generally hardy and adaptable, with many individuals remaining calm and manageable with consistent husbandry and handling.
Special Considerations: Although smaller than many mainland B.C.I, adults are still powerful constrictors. Long-term enclosure planning is important, and assistance during handling can be beneficial for larger individuals.
Taxonomy Note
Boa constrictor imperator is a member of the family Boidae and is widely kept due to its adaptability and extensive genetic diversity. Nicaraguan locality animals are particularly valued for their moderate adult size and balanced proportions.

