corvine bird vs magpie

corvine bird and magpie both are nouns.

Word	Noun	Adjective	Verb	Adverb
corvine bird	Yes	No	No	No
magpie	Yes	No	No	No

As nouns, magpie is a hyponym of corvine bird; that is, magpie is a word with a more specific, narrower meaning than corvine bird:

corvine bird: birds of the crow family
magpie: long-tailed black-and-white crow that utters a raucous chattering call

Other hyponyms of corvine bird include crow, Corvus corax, raven, Corvus frugilegus, rook, Corvus monedula, daw, jackdaw, chough, jay, nutcracker.

corvine bird (noun)	magpie (noun)
birds of the crow family	long-tailed black-and-white crow that utters a raucous chattering call
	someone who collects things that have been discarded by others
	an obnoxious and foolish and loquacious talker