Nestor Arenas doesn’t aim to please. The baby-faced, bespectacled 43-year-old Miami photographer likes to show us what we’d rather not see. Like, say, a once-adorable black cat smashed on the side of the road. Or a raccoon’s guts spilling onto the asphalt. In his latest work, which is on display at ISM Gallery on NW 23rd Street, he has photographed roadkill in unusual environments: in a living room, next to a plastic Jesus, or being pummeled by toy soldiers. With a translator, the Cuban-