Growth is exciting--bigger, faster, stronger But sometimes leaving behind our younger selves is hard. From bugs to bats to bears, the natural world shows us how to embrace transformation as part of life. Growth is the excitement of something new, like a two-wheeled bicycle or a bigger pair of shiny shoes. In nature, growth shows up in new rings on a tree trunk, or a snake shedding its skin. Growing means a kid's first day in a new...