When Lila and Bat were eight and four years old, respectively, they believed that the elephant tree could hear them. More importantly, they believed that she understood them. Every day and in all kinds of weather, the two girls would run to the bushland near their home, laughing in relief to see that their tree was still there. They were young, but they understood about trees: how one could grow tall and strong for a hundred years or more, only to be killed off in a second by a lightning strike, or killed off more slowly from fatal ring-barking. Lila and Bat relied on the elephant tree, as they relied on each other. She was the best listener they knew. She was their friend.…