The room where we’re staying here in New Zealand is teeming with life. That sounds so positive and lovely stated like that, “teeming with life,” doesn’t it?  Like we’re in some fabulous wildlife sanctuary filled with tiny playful monkeys and exotic butterflies and mysterious yet-to-be-discovered species.  Or that maybe we’re in a magical underwater world where each teaspoonful of this watery bedroom contains an entire ecosystem. Nope. We’re talking flies and spiders and tiny worms. Ew. One night I counted twelve spiders hanging from the ceiling corners.  And why wouldn’t they be?  There are at least 20 flies in the house at any one time; surely one must stumble into…