Aleutian Cackling Goose
 The Aleutian Cackling Goose (Branta hutchinsii leucopareia) formerly known as the Aleutian Canada Goose (Branta canadensis leucopareia) is small subspecies of Cackling Goose averaging 1700 to 2100 grams. It was one of 122 species of animals birds and fish first documented for science by the Lewis and Clark Expedition (Corps of Discovery).The Bering Cackling Goose (Branta hutchinsii asiatica) is the name given to Cackling Geese on the Komandorski and Kuril Islands.