Some butterfly species are “threatened with extinction,” she said. If butterflies disappear, birds will no longer be able to feed on caterpillars, and so on, affecting entire food chains, “so, missing those tiny species that nobody cares about can cause actually a really big impact.” . - Annabelle Timset, The Washington Post

If you see an abundance of caterpillars on a grape leaves what is your first thought? In recent times the influence of commercials would have us reaching for a pesticide. Today through a systems theory lens I see an important character in a living system.