original_query: What is the purpose of the Flyway refuge for cranes and geese?
query: What is the purpose of the Merced National Wildlife Refuge for cranes and geese?
answer: The Merced National Wildlife Refuge provides a winter home for over 20,000 sandhill cranes and 60,000 Ross's geese migrating from Alaska and Canada, offering them refuge and sustenance for six months before they return to their northern breeding grounds.