 Large birds include golden and bald eagles, gyrfalcons, turkey vultures, ospreys, cormorants, and various herons, hawks, and owls.Waterfowl species include four geese (Canada, brant, snow, and greater white-fronted geese), along with various ducks including mallards, wood ducks, pintails, wigeons, blue-winged and green-winged teals, canvasbacks, buffleheads, eiders, goldeneyes, and harlequin ducks.Seabirds include terns and four gull species (herring, laughing, ring-billed, and great black-backed gulls), while shorebirds include avocets, sandpipers and plovers.