tree montiors images - Joel Sartore

A Biak tree monitor (Varanus kordensis) at Hogle Zoo.

A Biak tree monitor (Varanus kordensis) at Hogle Zoo.

A Biak tree monitor (Varanus kordensis) at Hogle Zoo.

A Biak tree monitor (Varanus kordensis) at Hogle Zoo.

A Biak tree monitor (Varanus kordensis) at Hogle Zoo.

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National Geographic Photographer and Speaker