abstract:The brown tree frog or whistling tree frog, Litoria ewingii,New Zealand Frog Research Group is a species of tree frog native to most of southern Victoria, eastern South Australia, southern New South Wales — from about Ulladulla, though this species is reported to occur further north — throughout Tasmania, including Bass Strait Islands, where it is the most frequently encountered frog in that state. It has been introduced to New Zealand, where it can be locally abundant.