Piranga ludoviciana vs western tanager

Piranga ludoviciana and western tanager both are nouns.

Word	Noun	Adjective	Verb	Adverb
Piranga ludoviciana	Yes	No	No	No
western tanager	Yes	No	No	No

As nouns, Piranga ludoviciana and western tanager are synonyms defined as:

Piranga ludoviciana and western tanager: of western North America; male is black and yellow and orange-red

Piranga ludoviciana (noun)	western tanager (noun)
of western North America; male is black and yellow and orange-red	of western North America; male is black and yellow and orange-red