Manduca sexta vs caterpillar

Manduca sexta and caterpillar both are nouns.

Word	Noun	Adjective	Verb	Adverb
Manduca sexta	Yes	No	No	No
caterpillar	Yes	No	No	No

As nouns, caterpillar is a hypernym of Manduca sexta; that is, caterpillar is a word with a broader meaning than Manduca sexta:

Manduca sexta: large green white-striped hawkmoth larva that feeds on tobacco and related plants; similar to tomato hornworm
caterpillar: a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth

Manduca sexta (noun)	caterpillar (noun)
moth whose larvae are tobacco hornworms	a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth
large green white-striped hawkmoth larva that feeds on tobacco and related plants; similar to tomato hornworm