carrion crow vs Coragyps atratus

carrion crow and Coragyps atratus both are nouns.

Word	Noun	Adjective	Verb	Adverb
carrion crow	Yes	No	No	No
Coragyps atratus	Yes	No	No	No

As nouns, carrion crow and Coragyps atratus are synonyms defined as:

carrion crow and Coragyps atratus: American vulture smaller than the turkey buzzard

Other synonyms of carrion crow include black vulture.

carrion crow (noun)	Coragyps atratus (noun)
American vulture smaller than the turkey buzzard	American vulture smaller than the turkey buzzard