Cracticus vs bird genus

Cracticus and bird genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cracticus	Yes	No	No	No
bird genus	Yes	No	No	No

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

Cracticus (noun)	bird genus (noun)
type genus of the Cracticidae: Australian butcherbirds	a genus of birds