survivor vs fauna

survivor and fauna both are nouns.

Word	Noun	Adjective	Verb	Adverb
survivor	Yes	No	No	No
fauna	Yes	No	No	No

As nouns, fauna is a hypernym of survivor; that is, fauna is a word with a broader meaning than survivor:

Other hypernyms of survivor include animal, animate being, beast, brute, creature.

survivor (noun)	fauna (noun)
an animal that survives in spite of adversity	a living organism characterized by voluntary movement
one who outlives another	all the animal life in a particular region or period
one who lives through affliction