Corralitas Drive: Juvenile Opossum Mocking My Dog

Photo: Diane Edwardson, September 29, 2011, 11:41 PM.  No, that's no a big rat, but a small opossum, about 8-10" long (not counting the tail), with very dark fur. (Click on photo to enlarge.)  Opossums are just another species who call the urban forest home.  This one was meandering along a fence when my on-leash dog caught scent of it.  A first, I thought it was a huge rat, but then it froze,