Cackling goose Cackling goose The cackling goose ("Branta hutchinsii") is a North American bird of the genus "Branta" of black geese, which contains species with largely black plumage, distinguishing them from the grey "Anser" species. The black head and neck with white "chinstrap" distinguish this goose from all other geese except the larger Canada goose ("Branta canadensis") and the similarly sized barnacle goose ("B. leucopsis"). There are up to 5 subspecies of cackling goose, of varying sizes and plumage details. The female looks virtually identical but is slightly lighter and has a different voice. Some are hard to distinguish from the Canada
Giant Canada goose in parks and other urban areas. Giant Canada goose The giant Canada goose ("Branta canadensis maxima") is the largest subspecies of Canada goose, weighing in at 5 kg (11 pounds). It is found in central North America. These geese were at one point considered extinct, but were later rediscovered. The giant Canada goose is often mistaken for the Moffitt's Canada goose. However, giant geese have both a lower call and a larger bill to body size ratio. Another good identifier includes the black on the neck, which starts much farther up the neck than any other subspecies. The giant goose's