In people, by contrast, certain variations of the vasopressin receptor have been linked with rocky marriages, and overenthusiastic journalists have dubbed it the “divorce gene”.
When they approached a rocky drop of a couple of feet, Wedelstedt decided that instead of shimmying down on her butt-the safe way to go-she would leap.
The black dog sniffed Harry's bag eagerly, wagged its tail once, then turned and began to trot away from them across the scrubby patch of ground that rose to meet the rocky foot of the mountain.