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Brown Tree Snake
Photo: C & D Frith
Australian Tropical
Reptiles & Frogs
Brown Tree Snake (Boiga irregularis)
- They are nocturnal (active during the night) and arboreal (tree dwelling).
- It acts aggressively towards humans, and although they are a venomous snake, their bite is
normally more frightening than dangerous to
humans.
- Their bite could be serious for a young child or person with a heart condition.
- It sometimes appears in bird cages and in roof spaces.
(Source: Environmental Protection Agency)
Markings:
- Their colour ranges from a whitish-cream to reddish-brown with conspicuous red
coloured cross bands.
Habitat:
- These snakes live throughout the northern Australian tropics and down the eastern
coast as far as the Sydney area.
- The snakes live in rainforest rock crevices and tree hollows.
Diet:
- The Brown Tree Snake preys on; small mammals, birds, eggs, nestlings and lizards.
Size:
- This is an egg-laying snake with clutches of 5 to 12 eggs being laid in one
clutch.
- When fully grown, the average length of a mature snake reaches 1.5 meters but can
reach 2 meters
Additional Information:
Brown
Tree Snakes of the Lamington National Park
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