Pondlife: Symbiogenesis
Every living thing is made up of cells. These cells contain stories. The earliest life forms on earth were made up of only one cell, while we are made up of many many cells living together. The evolutionary history of how we came to be, from our single cellular ancestors, is one of cooperation between individuals. Team work between organisms is as important to our evolutionary life history as it is to our lives today. Here is one of these stories.