souslik vs ground squirrel

souslik and ground squirrel both are nouns.

Word	Noun	Adjective	Verb	Adverb
souslik	Yes	No	No	No
ground squirrel	Yes	No	No	No

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

souslik: rather large central Eurasian ground squirrel
ground squirrel: any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops

Other hypernyms of souslik include gopher, spermophile.

souslik (noun)	ground squirrel (noun)
rather large central Eurasian ground squirrel	any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops
	small striped semiterrestrial eastern American squirrel with cheek pouches