Snake Identifier
Panamanian Dwarf Boa (Ungaliophis panamensis)
Dwarf Boa (Ungaliophis panamensis) (9605746085) by Pavel Kirillov from St.Petersburg, Russia, via Wikimedia Commons, licensed under CC BY-SA 2.0
Boas

Panamanian Dwarf Boa

Ungaliophis panamensis

A small arboreal dwarf boa closely associated with Panama's tropical forests, sharing much of its biology with the Central American Dwarf Boa.

Venomous?
Non-venomous
Adult length
0.4-0.6 m (1.3-2 ft)
Range
Panama and adjacent Central American forests

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Overview

The Panamanian Dwarf Boa is a small dwarf boa distributed across Panama and neighboring parts of Central America and northwestern Colombia. It is closely related to the Central American Dwarf Boa but is a distinct species centered on the Panamanian region.

This diminutive boa lives largely unnoticed in the forest canopy and understory, rarely encountered by people due to its nocturnal and arboreal lifestyle.

How to identify it

  • Small and slender with a prehensile tail suited to climbing
  • Brownish to grey base color with mottled or blotched patterning for camouflage
  • Head slightly distinct from neck, large eyes for nocturnal vision
  • Smooth, glossy scales
  • Best distinguished from ground-dwelling dwarf boas by its slender, arboreal-adapted body

Habitat & range

Found in humid tropical lowland and foothill forests throughout Panama and into bordering regions of Costa Rica and Colombia. It favors shrub layers, low branches, and vine tangles in primary and secondary forest.

Behavior, diet & reproduction

Active at night, hunting small vertebrates such as frogs and lizards from perches in vegetation. It gives birth to live young rather than laying eggs. It is generally shy and rarely aggressive when encountered.

Frequently asked questions

Is the Panamanian Dwarf Boa venomous?

No, it is a non-venomous constrictor.

Where is the Panamanian Dwarf Boa found?

Primarily in Panama and adjacent parts of Central America and northwestern Colombia.

Is the Panamanian Dwarf Boa the same as the Central American Dwarf Boa?

They are closely related dwarf boas, but the Panamanian form is a distinct species centered on the Panama region.

What habitat does the Panamanian Dwarf Boa prefer?

Humid tropical forest, especially shrubs and low branches.