sparrow hawk vs Falco sparverius

sparrow hawk and Falco sparverius both are nouns.

Word	Noun	Adjective	Verb	Adverb
sparrow hawk	Yes	No	No	No
Falco sparverius	Yes	No	No	No

As nouns, sparrow hawk and Falco sparverius are synonyms defined as:

Other synonyms of sparrow hawk include American kestrel, kestrel.

sparrow hawk (noun)	Falco sparverius (noun)
small North American falcon	small North American falcon
small hawk of Eurasia and northern Africa