Everyone eats, everyone consumes. Everything consumes. Regardless of whether you’re a bacterium or a tree or a giant tyrannosaur, organisms consume parts of other things to produce energy to live. Sometimes, those “things” are other organisms. When organisms are sufficiently developed, when they are diverse in form and habitat, they also want to survive.
The arms race of eaters and eatens is an old, old one, one that predates teeth, skulls, bones, backbones, even brains and nerve clusters. It predates organs. It goes back to single-celled organisms. The arms race of survival means that those seeking to eat have to find ways to get around defenses of those who do not want to be eaten; those that can’t be “gotten around” will survive, which forces their potential consumers to seek other methods of eating them. This goes back and forth for over 400 million years. Continue reading