Possomnia Short, rattling, guttural, territorial vibrato, incongruous with that furry babyface. Torch light cones a child’s soft toy clinging to a branch. Brief staring match between my beam and wide moon eyes. An hour later, thud! on overhead tin, claws-on-chalkboard, thump thump, waddling nocturnal toddler trying to find entry, but every crack chicken-wire sealed.   Last year, sleep starved, I shot one, eaten at midnight with potatoes. I know, I know: protected species, but so are humans and sleep is sacred.   This year, it’s live and let rattle. I lie awake, biting my lip, contemplating scratch and bump. Most…