As you stroll through the Mariposa Grove of Giant Sequoias, you might not fully appreciate the deep and intricate connections between sequoia trees like the Faithful Couple if there wasn’t a sign in front of them, alerting you to look again. At eye level, you’re presented with another sequoia in a grove of impressive trees. The trunk is admittedly massive, nearly 40 feet (12.2 m) in diameter compared to the...