mutant vs animal

mutant and animal both are nouns.

Word	Noun	Adjective	Verb	Adverb
mutant	Yes	Yes	No	No
animal	Yes	Yes	No	No

As nouns, animal is a hypernym of mutant; that is, animal is a word with a broader meaning than mutant:

Other hypernyms of mutant include animate being, beast, brute, creature, fauna.

mutant (noun)	animal (noun)
an animal that has undergone mutation	a living organism characterized by voluntary movement
(biology) an organism that has characteristics resulting from chromosomal alteration

mutant (adjective)	animal (adjective)
tending to undergo or resulting from mutation	marked by the appetites and passions of the body