That is, they aren't alike at all. The patterns persist, but individual expression is infinite. Really get to know a worm, or a frog, or a fish. Once you do, you'll see that they are part of life. They have personality.
Most creatures do.
You can scare a spider, you can hurt almost any living thing and most of them feel pain. They know pleasure, or at least absence of pain. It's not us versus nature. Earle calls for reason. In the rush to build houses for people or new shopping centers, or cultivate new farmlands, or our search for lumber, we destroy ancient systems that we don't know how to recreate.