"Sounds Wild" is an occasional series of short stories that take you to remote parts of the planet to hear the sounds of rare animals. Wildlife recordist David Stewart introduces the "goanna" lizard, ...

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Massive lizards could be used to guard sheep from being munched on by blowflies. These huge reptiles, known as heath goannas, are native Australian scavengers that feast on dead animals such as rats.

Roy Ebel receives funding from the Australian Government's Research Training Program. Monitor lizards, also known in Australia as goannas, are some of the most iconic reptiles on the continent. Their ...