vulture vs bird of prey

vulture and bird of prey both are nouns.

Word	Noun	Adjective	Verb	Adverb
vulture	Yes	No	No	No
bird of prey	Yes	No	No	No

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

vulture: any of various large diurnal birds of prey having naked heads and weak claws and feeding chiefly on carrion
bird of prey: any of numerous carnivorous birds that hunt and kill other animals

Other hypernyms of vulture include raptor, raptorial bird.

vulture (noun)	bird of prey (noun)
any of various large diurnal birds of prey having naked heads and weak claws and feeding chiefly on carrion	any of numerous carnivorous birds that hunt and kill other animals
someone who attacks in search of booty