hangbird vs Icterus galbula galbula

hangbird and Icterus galbula galbula both are nouns.

Word	Noun	Adjective	Verb	Adverb
hangbird	Yes	No	No	No
Icterus galbula galbula	Yes	No	No	No

As nouns, hangbird and Icterus galbula galbula are synonyms defined as:

hangbird and Icterus galbula galbula: eastern subspecies of northern oriole

Other synonyms of hangbird include Baltimore bird, Baltimore oriole, firebird.

hangbird (noun)	Icterus galbula galbula (noun)
eastern subspecies of northern oriole	eastern subspecies of northern oriole