“Our grammar,” Pollan writes, “might teach us to divide the world into active subjects and passive objects, but in a coevolutionary relationship every subject is also an object, every object a subject.”   Read more, much more, here: 

http://www.farnamstreetblog.com/2013/08/coevolution-and-artificial-selection/

Whoa. I'm still trying to get my mind around this!