Carduelis flammea vs finch

Carduelis flammea and finch both are nouns.

Word	Noun	Adjective	Verb	Adverb
Carduelis flammea	Yes	No	No	No
finch	Yes	No	No	No

As nouns, finch is a hypernym of Carduelis flammea; that is, finch is a word with a broader meaning than Carduelis flammea:

Carduelis flammea: small siskin-like finch with a red crown and a rosy breast and rump
finch: any of numerous small songbirds with short stout bills adapted for crushing seeds

Carduelis flammea (noun)	finch (noun)
small siskin-like finch with a red crown and a rosy breast and rump	any of numerous small songbirds with short stout bills adapted for crushing seeds