In addition to population monitoring, volunteers check for breakage in the 2m-high, 20km-long, 1m-deep anti-dingo and dog fence that surrounds the park, and fill up water containers placed around the reserve for the wombats each day.

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Such philosophical musings aside, dog poop is one of many contentious issues in our highly concentrated urbanized and suburbanized society, where dog owners are often separated from their neighbors by nothing more than an invisible fence.

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He stood for a while at the foot of the fence, waiting without realizing what he was waiting for, until he saw the dog sitting on the opposite side of the street about ten metres away, looking at him with deep earnestness.

NEWYORKER: Waiting