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 prairies. https://poolsproductscanadas.shop/product-category/pentair-triton-ii-parts/