Leipoa ocellata vs megapode

Leipoa ocellata and megapode both are nouns.

Word	Noun	Adjective	Verb	Adverb
Leipoa ocellata	Yes	No	No	No
megapode	Yes	No	No	No

As nouns, megapode is a hypernym of Leipoa ocellata; that is, megapode is a word with a broader meaning than Leipoa ocellata:

Leipoa ocellata: Australian mound bird; incubates eggs naturally in sandy mounds
megapode: large-footed short-winged birds of Australasia; build mounds of decaying vegetation to incubate eggs

Other hypernyms of Leipoa ocellata include mound-bird, mound bird, mound builder, scrub fowl.

Leipoa ocellata (noun)	megapode (noun)
Australian mound bird; incubates eggs naturally in sandy mounds	large-footed short-winged birds of Australasia; build mounds of decaying vegetation to incubate eggs