fauna vs brute

fauna and brute both are nouns.

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

As nouns, fauna and brute are synonyms defined as:

Other synonyms of fauna include animal, animate being, beast, creature.

fauna (noun)	brute (noun)
a living organism characterized by voluntary movement	a living organism characterized by voluntary movement
all the animal life in a particular region or period	a cruelly rapacious person

fauna (adjective)	brute (adjective)
	resembling a beast; showing lack of human sensibility