Migratory cranes depend on specific stopover sites along their flyways for rest and refueling, and the welfare of migrating birds is critically dependent on the protection and quality of these essential resting areas.
The welfare of migrating cranes during their stopovers is directly determined by the quality and availability of the traditional sites they depend on. Cranes that cannot access adequate food and rest at stopovers arrive at breeding grounds in poor condition, with reduced breeding success and increased mortality risk. The Platte River stopover for sandhill cranes in Nebraska provides a welfare lens on conservation priorities: the millions of cranes that concentrate there each spring depend on shallow wetlands and waste grain that have been substantially reduced by agricultural development. Protecting and restoring these specific sites delivers welfare benefits that extend along entire flyways. The precariousness of whooping crane recovery, with the entire population dependent on a small number of stopover sites, illustrates the welfare risk of inadequate flyway protection.