cardinal grosbeak vs redbird

cardinal grosbeak and redbird both are nouns.

Word	Noun	Adjective	Verb	Adverb
cardinal grosbeak	Yes	No	No	No
redbird	Yes	No	No	No

As nouns, cardinal grosbeak and redbird are synonyms defined as:

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

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

cardinal grosbeak (noun)	redbird (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