THIRD most relocated species. Identification: The Common Tree Snake grows to around 1.4m. It has a slender body and a long tail. Its long head is wider than it neck and its eyes are moderately large. Its scales are smooth and there is a strong keel on either side. The colour of its back is olive, bluish-green, brown, brownish grey, blackish and occasionally blue. The top of its head is usually darker than its body. Habitat: Found around rainforest and occasionally in people’s houses.