Gruidae
There are 15 species of cranes . They are found mostly in Europe and Asia, with a few species in Africa and two species in North America. Cranes are large birds, with long necks and long legs. They hunt for insects, amphibians, and other small animals in wetlands and grasslands. They fly with their neck fully extended and often gather in large numbers during migration and mating. Cranes are well known for their graceful and intricate mating dances.