Migratory birds from around the world were featured in the document, including cranes in northern Israel, wildebeest in Kenya, and green turtles in Indonesia. Various species undertake long distance seasonal migrations, such as monarch butterflies in North America, sandhill cranes in Colorado, and wildebeest in Tanzania. Migratory birds stop over in important habitats like wetlands, lakes, and marshes to rest and feed before continuing their journeys.