redbird vs Richmondena Cardinalis

redbird and Richmondena Cardinalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
redbird	Yes	No	No	No
Richmondena Cardinalis	Yes	No	No	No

As nouns, redbird and Richmondena Cardinalis are synonyms defined as:

redbird and Richmondena Cardinalis: crested thick-billed North American finch having bright red plumage in the male

Other synonyms of redbird include cardinal, cardinal grosbeak, Cardinalis cardinalis.

redbird (noun)	Richmondena Cardinalis (noun)
crested thick-billed North American finch having bright red plumage in the male	crested thick-billed North American finch having bright red plumage in the male
the male is bright red with black wings and tail