parka squirrel vs spermophile

parka squirrel and spermophile both are nouns.

Word	Noun	Adjective	Verb	Adverb
parka squirrel	Yes	No	No	No
spermophile	Yes	No	No	No

As nouns, spermophile is a hypernym of parka squirrel; that is, spermophile is a word with a broader meaning than parka squirrel:

parka squirrel: large ground squirrel of the North American far north
spermophile: any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops

Other hypernyms of parka squirrel include gopher, ground squirrel.

parka squirrel (noun)	spermophile (noun)
large ground squirrel of the North American far north	any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops