Snowy Owls in central North America have regular migration and high philopatry to wintering sites though not always to home ranges
Understanding the threats faced by a bird species requires a knowledge of their movements throughout the annual cycle and, for migratory species, the degree of connectivity between breeding and wintering sites.We studied the philopatry of Snowy Owls ( Bubo scandiacus ) tagged in central North America to their wintering sites on the Canadian prairie