family Pipridae vs bird family

family Pipridae and bird family both are nouns.

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

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

family Pipridae: manakins
bird family: a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

family Pipridae (noun)	bird family (noun)
manakins	a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings