Luna's family is at a sanctuary in Africa when they see an awesome sight, a herd of zebras snacking on low lying grass while a giraffe towers over them, reaching for leaves at the top of an acacia tree. It gets the trio wondering... how did the giraffe's neck get so very long? What's happening here? They've just gotta know!! Educational Objective: Explore the evolutionary process over millions of years that has led to giraffes having such long necks.