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Brushtail Possum, Tasmania, Australia, 1974

Photo: Brushtail Possum

The most common possum species in Australia, the brushtail possum is a tree-dwelling nocturnal marsupial. Its propensity to nest in roofs and ceilings has been known to surprise Aussie homeowners.

(Photograph shot on assignment for, but not published in, "Journey of Burke & Wills: First Across Australia," February 1979, National Geographic magazine)

Photograph by Joe Scherschel

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