Sturnidae vs bird family

Sturnidae and bird family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sturnidae	Yes	No	No	No
bird family	Yes	No	No	No

As nouns, bird family is a hypernym of Sturnidae; that is, bird family is a word with a broader meaning than Sturnidae:

Sturnidae: Old World starlings
bird family: a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

Sturnidae (noun)	bird family (noun)
Old World starlings	a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings