
Amazon Tree Boa
Corallus hortulanus
A slender, highly variable arboreal boa of the Amazon rainforest, known for its extraordinary range of color morphs and prehensile, tree-dwelling lifestyle.
- Venomous?
- Non-venomous
- Adult length
- 1.2-2 m (4-6.5 ft)
- Range
- Amazon Basin and northern South America
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Overview
The Amazon tree boa is a non-venomous constrictor found throughout the Amazon Basin and adjacent regions of northern South America. It is renowned among snake enthusiasts and biologists alike for its exceptional variability in color and pattern, ranging from plain grey or brown to vivid orange, red, or yellow with complex patterning, even within the same population.
As an arboreal member of the Boidae family, it is well adapted to life in the forest canopy, using a laterally compressed body and strong prehensile tail to navigate branches. It is closely related to the emerald tree boa but is distinguished by its slimmer build and more variable coloration.
How to identify it
- Slender, laterally compressed body adapted for climbing
- Extremely variable coloration, ranging from grey, brown, and tan to bright orange, red, or yellow, often with irregular blotches or diamond-shaped markings
- Large eyes and prominent heat-sensing labial pits along the upper and lower jaws
- Long, prehensile tail used for gripping branches
- Smooth body scales
- Adults typically reach 1.2-2 m in length
Habitat & range
Inhabits tropical rainforest canopy and understory vegetation throughout the Amazon Basin and parts of northern South America, including Trinidad. Highly arboreal, spending most of its life coiled on branches and vines, descending to the ground infrequently.
Behavior, diet & reproduction
Nocturnal and primarily arboreal, hunting from ambush positions in trees using heat-sensing pits to detect warm-blooded prey such as birds, bats, and small mammals. Prey is captured with a rapid strike and subdued by constriction. Reproduction is ovoviviparous, with females giving birth to live young, typically numbering several to over a dozen per litter.
Frequently asked questions
Is the Amazon tree boa venomous?
No, it is non-venomous and relies on constriction to subdue prey.
Why does the Amazon tree boa vary so much in color?
It exhibits extraordinary color polymorphism, with individuals ranging from grey and brown to bright orange, red, or yellow, even within the same population.
How big does the Amazon tree boa get?
Adults typically reach 1.2-2 m (4-6.5 ft) in length.
Where is the Amazon tree boa found?
It is native to the Amazon Basin and other parts of northern South America, including Trinidad.
Amazon Tree Boa guides
In-depth guides for identifying and understanding Amazon Tree Boa.