Sphyrapicus varius vs yellow-bellied sapsucker

Sphyrapicus varius and yellow-bellied sapsucker both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sphyrapicus varius	Yes	No	No	No
yellow-bellied sapsucker	Yes	No	No	No

As nouns, Sphyrapicus varius and yellow-bellied sapsucker are synonyms defined as:

Sphyrapicus varius and yellow-bellied sapsucker: eastern North American sapsucker having a pale yellow abdomen

Sphyrapicus varius (noun)	yellow-bellied sapsucker (noun)
eastern North American sapsucker having a pale yellow abdomen	eastern North American sapsucker having a pale yellow abdomen