ADULT IMMATURE PALE BREAST YELLOW-ORANGE THROAT POUCH BLACK BODY
COMMON LOON
(Gavia immer)
SUMMER ADULT CHECKERED BACK IN FLIGHT HAS DOWNWARD CURVE TO NECK WINTER ADULT FEET EXTEND BEYOND TAIL GRAY SUMMER ADULT BLACK HEAD, PURPLISH IRIDESCENCE BLACK BILL WHITE RIBBED WHITE BREAST AND BELLY WINTER ADULT GRAY WHITE SEXES ARE SIMILAR
HORNED GREBE
(Colymbus auritus)
WINTER PLUMAGE DARK BACK THIN BILL RED EYE WHITE CHEEKS, THROAT AND BELLY HEAD, SUMMER PLUMAGE LOBED TOES
PIED-BILLED GREBE
(Podilymbus podiceps)
