There's also The Hidden Life of Trees by Peter Wohlleben. There was an article about it earlier this year. [1] [1] http://www.nytimes.com/2016/01/30/world/eur

There's also The Hidden Life of Trees by Peter Wohlleben. There was an article about it earlier this year. [1] [1] http://www.nytimes.com/2016/01/30/world/europe/german-forest-ranger-finds-that-trees-have-social-networks-too.html http://www.nytimes.com/2016/01/30/world/europe/german-forest...