Cranes undertake some of the most demanding migrations of any bird. Wetland habitat loss along migration routes creates welfare harms that compound population pressures on multiple threatened species.
Migration is already an energetically demanding and dangerous process for cranes, and habitat loss at staging areas compounds welfare harms by forcing birds to continue without adequate rest and refueling. Cranes arriving at degraded or drained staging areas face critical energy deficits that impair flight, immune function, and survival. The concentration of large numbers of cranes at remaining intact staging areas like the Platte River creates disease transmission risks and increases competition for limited food. Power line strikes during migration cause broken wings and traumatic death for individuals navigating unfamiliar landscapes. Protecting and restoring key staging wetlands delivers welfare benefits to individual cranes while addressing population-level conservation needs.