Canadian goose vs Canada goose

Canadian goose and Canada goose both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canadian goose	Yes	No	No	No
Canada goose	Yes	No	No	No

As nouns, Canadian goose and Canada goose are synonyms defined as:

Canadian goose and Canada goose: common greyish-brown wild goose of North America with a loud, trumpeting call

Other synonyms of Canadian goose include Branta canadensis, honker.

Canadian goose (noun)	Canada goose (noun)
common greyish-brown wild goose of North America with a loud, trumpeting call	common greyish-brown wild goose of North America with a loud, trumpeting call