Aythya valisineria vs canvasback

Aythya valisineria and canvasback both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aythya valisineria	Yes	No	No	No
canvasback	Yes	No	No	No

As nouns, Aythya valisineria and canvasback are synonyms defined as:

Aythya valisineria and canvasback: North American wild duck valued for sport and food

Other synonyms of Aythya valisineria include canvasback duck.

Aythya valisineria (noun)	canvasback (noun)
North American wild duck valued for sport and food	North American wild duck valued for sport and food