Snake Identifier
Boomslang (Dispholidus typus)
Boomslang (5400978116) by Ton Rulkens from Mozambique, via Wikimedia Commons, licensed under CC BY-SA 2.0
Colubrids

Boomslang

Dispholidus typus

A slender, large-eyed African tree snake.

Adult length
1.2-1.8 m (4-6 ft)
Range
Sub-Saharan Africa

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Overview

The boomslang is a highly arboreal African colubrid. Its name, Afrikaans for "tree snake," reflects its strongly arboreal lifestyle.

It is shy and typically flees when encountered.

How to identify it

  • Highly variable coloration, ranging from bright green and yellow-green to olive, brown, or nearly black depending on sex and region
  • Exceptionally large eyes with round pupils, giving an alert, wide-eyed appearance
  • Slender body well suited to climbing, with keeled dorsal scales
  • Short head with a distinct, somewhat blocky shape
  • Adults typically 1.2-1.8 m long

Its oversized eyes and highly arboreal habits are strong identification clues, though color alone is unreliable due to variability.

Habitat & range

Inhabits savanna woodland, forest edges, and scrubland across much of sub-Saharan Africa, from South Africa northward through East and Central Africa into parts of West Africa. Highly arboreal, spending much of its time in trees and shrubs.

Behavior, diet & reproduction

Diurnal and highly alert, relying on excellent eyesight to detect prey and threats. Feeds mainly on chameleons and other arboreal lizards, as well as birds and their eggs. It is shy and typically flees or inflates its neck in a threat display. Reproduction is oviparous, with females laying clutches of roughly 8-25 eggs.

Frequently asked questions

What does the boomslang eat?

It feeds mainly on chameleons and other tree-dwelling lizards, as well as birds and eggs.

Where is the boomslang found?

It is widespread across sub-Saharan Africa in savanna and woodland habitats.