Both sexs of Canada geese have black head and neck except for broad white cheek patches extending from the throat to the rear of the eye the females are often smaller.
The Greyleg goose is greyish-brown, with darker head and paler belly with variable black spots. Its plumage is shaped by the pale fringes of its feathers.
The Pink foot goose is pinkish grey with a dark head and neck, pink bill and pink feet and legs. Its size is smaller than a mute swan but bigger than a mallard.