Emu novaehollandiae vs emu

Emu novaehollandiae and emu both are nouns.

Word	Noun	Adjective	Verb	Adverb
Emu novaehollandiae	Yes	No	No	No
emu	Yes	No	No	No

As nouns, Emu novaehollandiae and emu are synonyms defined as:

Emu novaehollandiae and emu: large Australian flightless bird similar to the ostrich but smaller

Other synonyms of Emu novaehollandiae include Dromaius novaehollandiae.

Emu novaehollandiae (noun)	emu (noun)
large Australian flightless bird similar to the ostrich but smaller	any of various systems of units for measuring electricity and magnetism
	large Australian flightless bird similar to the ostrich but smaller