Species name: Brown Tree Snake (Boiga irregularis)
Other Common names: Night Tiger, Dolls Eye Snake, Eastern Brown Tree Snake.
Significance to Humans: Weakly venomous.
Conjecture surrounds the toxicity of this species with most authorities regarding it as a minimal risk to all but young children.
General description: Slender-bodied snake with a distinctly bulbous head well defined from a narrow neck. Large eyes with vertical pupils. Upper brown to reddish-brown or even dark orange, with irregular, indistinct darker cross-bands. Belly creamy, apricot or orange. Central row of mid-body scales running down the centre of the back larger than surrounding mid body scales. Maintains a strong defensive “S” shaped posture.
Midbody scales at 19 -23 rows
Average Length: 1.2 metres with occasional specimens reaching 1.8 metres.
Habitat in SE Qld: Occupies a wide range of habitats from rainforest, wet and dry forests, woodland, heathland, melaleuca swamps and rocky outcrops, through to suburban backyards and gardens. Nocturnal, generally shelters during the day.
Diet: Birds and their eggs, and small mammals. Some frogs and reptiles
Local distribution: Common throughout Brisbane especially in areas with well established tree cover.
Around the home: Skilled climber and is often found in the heavy foliage of trees and shrubs, in roofs, rafters and other above-ground environs. Commonly encountered when exploiting caged birds for an easy meal.