OAHU NATURE TOURS HAWAII BIRD PHOTO GALLERY All photos by Michael Walther   MIGRATORY WATERFOWL Green-winged Teal Canvasback Northern Pintail Bufflehead Brant Canada Goose Redhead American Wigeon Eurasian Wigeon Ring-necked Duck Northern Shoveler Lesser Scaup Greater White-fronted Goose Bewick's Swan Whistling Swan Snow Goose Cackling Goose Gadwall Blue-winged Teal Greater Scaup Garganey Tufted Duck Hooded Merganser Red-breasted Merganser Hawaii Birding Tours    Reservations    Oahu Nature Tours    Phone:   808  924-2473 natureguide@oahunaturetours.com ©  Content and photos on this website can only be used with written permission from Oahu Nature Tours, Inc. Our photos are for sale as printed images and available for one time use for publications and other media.