Storybus Convergence Science 4 ecosystemExplore the biodiversity and ecosystem treasures of swamps and wetlands, and learn the food chain of ecosystems that cycle through producers, consumers, and decomposers. You can also observe several animals that are transformed into environments. In addition, I can learn the overall contents of the ecosystem covered in elementary school by looking at the relationship between symbiosis and parasitism and the ecosystem that is in danger of extinction.